Johannes Schlarp
Dipl.-Ing.

Room: CA0416
Tel.: +43 (0) 1 58801 376 516
E-mail: schlarp@acin.tuwien.ac.at
ORCID iD: 0000-0002-1157-5462
Short Curriculum Vitae


2023

  • E. Csencsics, J. Schlarp, T. Glaser, T. Wolf, and G. Schitter, Reducing the Speckle-induced Measurement Uncertainty in Laser Triangulation Sensors, IEEE Transactions on Instrumentation and Measurement, vol. 72, pp. 1-9, 2023.
    [BibTex] [Download]
    @Article{Csencsics_TIM_2022,
    author = {Csencsics, Ernst and Schlarp, Johannes and Glaser, Tobias and Wolf, Tobias and Schitter, Georg},
    journal = {IEEE Transactions on Instrumentation and Measurement},
    title = {Reducing the Speckle-induced Measurement Uncertainty in Laser Triangulation Sensors},
    year = {2023},
    volume = {72},
    number = {},
    pages = {1-9},
    doi = {10.1109/TIM.2022.3230481},
    }

2022

  • E. Csencsics, J. Schlarp, T. Glaser, T. Wolf, and G. Schitter, Simulation and Reduction of Speckle-induced Uncertainty in Laser Triangulation Sensors, in IEEE International Instrumentation & Measurement Technology Conference (I2MTC), 2022.
    [BibTex] [Download]
    @InProceedings{Csencsics_I2MTC_2022,
    author = {E. Csencsics and J. Schlarp and T. Glaser and T. Wolf and G. Schitter},
    booktitle = {IEEE International Instrumentation & Measurement Technology Conference (I2MTC)},
    title = {Simulation and Reduction of Speckle-induced Uncertainty in Laser Triangulation Sensors},
    year = {2022},
    doi = {10.1109/I2MTC48687.2022.9806610},
    }
  • J. Schlarp, L. Klemen, E. Csencsics, and G. Schitter, Improving the repeatability of a color sensor by integrating an FSM for scanning-based areal measurements, in IEEE International Conference on Advanced Intelligent Mechatronics (AIM), 2022.
    [BibTex] [Download]
    @InProceedings{Schlarp_AIM_2022,
    author = {J. Schlarp and L. Klemen and E. Csencsics and G. Schitter},
    booktitle = {IEEE International Conference on Advanced Intelligent Mechatronics (AIM)},
    title = {Improving the repeatability of a color sensor by integrating an FSM for scanning-based areal measurements},
    year = {2022},
    doi = {10.1109/AIM52237.2022.9863294},
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Analyzing error sources and error propagation of an optical scanning 3D triangulation sensor system, in Proc. SPIE 12222, Optical System Alignment, Tolerancing, and Verification XIV, 122220I, 2022.
    [BibTex] [Download]
    @InProceedings{schlarp_2022_SPIE,
    author = {J. Schlarp and E. Csencsics and G. Schitter},
    booktitle = {Proc. SPIE 12222, Optical System Alignment, Tolerancing, and Verification XIV, 122220I},
    title = {Analyzing error sources and error propagation of an optical scanning 3D triangulation sensor system},
    year = {2022},
    doi = {10.1117/12.2632155},
    }
  • B. Cong, J. Schlarp, and G. Schitter, Iterative Learning Control for the Active Error Correction of Polygon Mirror Based Laser Scanning, in 2022 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), 2022, pp. 522-527.
    [BibTex] [Download]
    @inproceedings{9863305,
    author={Cong, Bo and Schlarp, Johannes and Schitter, Georg},
    booktitle={2022 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM)},
    title={Iterative Learning Control for the Active Error Correction of Polygon Mirror Based Laser Scanning},
    year={2022},
    volume={},
    number={},
    pages={522-527},
    doi={10.1109/AIM52237.2022.9863305},
    }

2021

  • A. Galffy, R. Gaggl, R. Mühlbacher, D. Frank, J. Schlarp, and G. Schitter, Turbulence load prediction for manned and unmanned aircraft by means of anticipating differential pressure measurements, CEAS Aeronautical Journal, vol. 12, 2021.
    [BibTex] [Download]
    @article{TUW-292332,
    author = {Galffy, Andras and Gaggl, Rainer and M{\"u}hlbacher, Robert and Frank, Daniel and Schlarp, Johannes and Schitter, Georg},
    title = {Turbulence load prediction for manned and unmanned aircraft by means of anticipating differential pressure measurements},
    journal = {CEAS Aeronautical Journal},
    year = {2021},
    volume = {12},
    doi = {10.1007/s13272-021-00512-y},
    keywords = {atmospheric turbulence, disturbance prediction, turbulence suppression, gust load alleviation}
    }
  • J. Schlarp, T. Scherzer, B. Cong, and G. Schitter, Development of a polygon mirror based SLA 3D-printer, in Proceedings of the Advanced Intelligent Mechatronics Conference 2021, 2021.
    [BibTex]
    @inproceedings{TUW-299521,
    author = {Schlarp, Johannes and Scherzer, Thomas and Cong, Bo and Schitter, Georg},
    title = {Development of a polygon mirror based SLA 3D-printer},
    booktitle = {Proceedings of the Advanced Intelligent Mechatronics Conference 2021},
    year = {2021},
    note = {Posterpr{\"a}sentation: 2021 IEEE International Conference on Advanced Intelligent Mechatronics (AIM), Delft, Netherlands; 2021-07-12 -- 2021-07-16}
    }

2020

  • J. Schlarp, E. Csencsics, and G. Schitter, Optical scanning of a laser triangulation sensor for 3D imaging, IEEE Transactions on Instrumentation and Measurement, vol. 69, iss. 6, p. 3606–3613, 2020.
    [BibTex] [Download]
    @article{TUW-282494,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Optical scanning of a laser triangulation sensor for 3D imaging},
    journal = {IEEE Transactions on Instrumentation and Measurement},
    year = {2020},
    volume = {69},
    number = {6},
    pages = {3606--3613},
    doi = {10.1109/TIM.2019.2933343},
    keywords = {Precision engineering, Optical sensors, Sensor Systems, Metrology, Optical devices, Ray tracing, Linear feedback control systems}
    }
  • S. Ito, M. Poik, J. Schlarp, and G. Schitter, Atomic Force Microscopy Breaking Through the Vertical Range-Bandwidth Tradeoff, IEEE Transactions on Industrial Electronics, 2020.
    [BibTex] [Download]
    @article{TUW-288567,
    author = {Ito, Shingo and Poik, Matthias and Schlarp, Johannes and Schitter, Georg},
    title = {Atomic Force Microscopy Breaking Through the Vertical Range-Bandwidth Tradeoff},
    journal = {IEEE Transactions on Industrial Electronics},
    year = {2020},
    numpages = {9},
    doi = {10.1109/TIE.2020.2982113},
    keywords = {Atomic force microscopy , Mechatronics , Nanopositioning , Precision engineering , Design for control}
    }
  • F. Cigarini, E. Csencsics, J. Schlarp, S. Ito, and G. Schitter, Multiphysics Finite Element Model for the Computation of the Electro-mechanical Dynamics of a Hybrid Reluctance Actuator, Mathematical and Computer Modelling of Dynamical Systems, 2020.
    [BibTex]
    @article{TUW-288905,
    author = {Cigarini, Francesco and Csencsics, Ernst and Schlarp, Johannes and Ito, Shingo and Schitter, Georg},
    title = {Multiphysics Finite Element Model for the Computation of the Electro-mechanical Dynamics of a Hybrid Reluctance Actuator},
    journal = {Mathematical and Computer Modelling of Dynamical Systems},
    year = {2020},
    doi = {10.1080/13873954.2020.1766509}
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Optically scanned laser line sensor, in Proceedings of the IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2020), 2020.
    [BibTex] [Download]
    @inproceedings{TUW-289585,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Optically scanned laser line sensor},
    booktitle = {Proceedings of the IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2020)},
    year = {2020},
    numpages = {6},
    doi = {10.1109/I2MTC43012.2020.9129038},
    keywords = {Optical sensors, Precision engineering, Sensor Systems, Metrology, Optical devices, Linear feedback control systems},
    note = {Vortrag: IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2020), Dubrovnik, Kroatien; 2020-05-25 -- 2020-05-28}
    }
  • J. Schlarp, E. Csencsics, G. Doblinger, and G. Schitter, Design of a Mechanical Tunable Resonant Fast Steering Mirror, in 2020 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), 2020.
    [BibTex] [Download]
    @inproceedings{TUW-289904,
    author = {Schlarp, Johannes and Csencsics, Ernst and Doblinger, Gabriel and Schitter, Georg},
    title = {Design of a Mechanical Tunable Resonant Fast Steering Mirror},
    booktitle = {2020 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM)},
    year = {2020},
    numpages = {6},
    doi = {10.1109/AIM43001.2020.9159032},
    keywords = {Clamps , Resonant frequency , Gears , Tuning , Coils , Current measurement , Trajectory},
    note = {Vortrag: 2020 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), Boston, USA; 2020-07-06 -- 2020-07-09}
    }
  • S. Ito, M. Poik, E. Csencsics, J. Schlarp, and G. Schitter, High-speed scanning chromatic confocal sensor for 3-D imaging with modeling-free learning control, Applied Optics, vol. 59, iss. 29, p. 9234–9242, 2020.
    [BibTex] [Download]
    @article{TUW-290410,
    author = {Ito, Shingo and Poik, Matthias and Csencsics, Ernst and Schlarp, Johannes and Schitter, Georg},
    title = {High-speed scanning chromatic confocal sensor for 3-D imaging with modeling-free learning control},
    journal = {Applied Optics},
    year = {2020},
    volume = {59},
    number = {29},
    pages = {9234--9242},
    doi = {10.1364/AO.399760}
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Design and evaluation of an integrated scanning laser triangulation sensor, Mechatronics, vol. 72, p. 102453, 2020.
    [BibTex] [Download]
    @article{TUW-290944,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Design and evaluation of an integrated scanning laser triangulation sensor},
    journal = {Mechatronics},
    year = {2020},
    volume = {72},
    pages = {102453},
    doi = {10.1016/j.mechatronics.2020.102453},
    keywords = {Optical sensing and sensors, 3D sensorLaser sensor, Fast steering mirror, System analysis and design}
    }
  • D. Wertjanz, E. Csencsics, J. Schlarp, and G. Schitter, Design and control of a MAGLEV platform for positioning in arbitrary orientations, in 2020 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), 2020.
    [BibTex] [Download]
    @inproceedings{TUW-291026,
    author = {Wertjanz, Daniel and Csencsics, Ernst and Schlarp, Johannes and Schitter, Georg},
    title = {Design and control of a MAGLEV platform for positioning in arbitrary orientations},
    booktitle = {2020 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM)},
    year = {2020},
    numpages = {8},
    doi = {10.1109/AIM43001.2020.9158898},
    keywords = {Semiconductor device measurement , Robots , Actuators , Tools , Sensor systems , Production},
    note = {Vortrag: 2020 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), Boston, USA; 2020-07-06 -- 2020-07-09}
    }
  • A. Galffy, J. Schlarp, D. Frank, R. Mühlbacher, and G. Schitter, Turbulence prediction for aircraft by means of high-dynamic differential pressure measurements, in Proceedings of the Aerospace Europe Conference AEC2020, 2020.
    [BibTex] [Download]
    @inproceedings{TUW-292322,
    author = {Galffy, Andras and Schlarp, Johannes and Frank, Daniel and M{\"u}hlbacher, Robert and Schitter, Georg},
    title = {Turbulence prediction for aircraft by means of high-dynamic differential pressure measurements},
    booktitle = {Proceedings of the Aerospace Europe Conference AEC2020},
    year = {2020},
    keywords = {atmospheric turbulence, disturbance prediction, turbulence suppression, gust load alleviation},
    note = {Vortrag: Aerospace Europe Conference AEC2020, Bordeaux, France; 2020-02-25 -- 2020-02-28}
    }

2019

  • E. Csencsics, S. Ito, J. Schlarp, and G. Schitter, System Integration and Control for 3D Scanning Laser Metrology, IEEJ Journal of Industry Applications, vol. 8, iss. 2, 2019.
    [BibTex] [Download]
    @Article{TUW-272918,
    author = {Csencsics, Ernst and Ito, Shingo and Schlarp, Johannes and Schitter, Georg},
    title = {System Integration and Control for 3D Scanning Laser Metrology},
    journal = {IEEJ Journal of Industry Applications},
    year = {2019},
    volume = {8},
    number = {2},
    note = {eingeladen},
    doi = {10.1541/ieejjia.8.207},
    keywords = {Mechatronic imaging systems, system integration, scanning laser metrology, model based control, iterative learning control},
    numpages = {11}
    }
  • E. Csencsics, J. Schlarp, T. Schopf, and G. Schitter, Compact High Performance Hybrid Reluctance Actuated Fast Steering Mirror System, Mechatronics, vol. 62, 2019.
    [BibTex] [Download]
    @Article{TUW-283804,
    author = {Csencsics, Ernst and Schlarp, Johannes and Schopf, Tobias and Schitter, Georg},
    title = {Compact High Performance Hybrid Reluctance Actuated Fast Steering Mirror System},
    journal = {Mechatronics},
    year = {2019},
    volume = {62},
    doi = {10.1016/j.mechatronics.2019.102251},
    keywords = {Fast steering mirror, Hybrid reluctance actuation, Flux steering, Flexure Design, Tip/tilt system},
    numpages = {17}
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Scanning laser triangulation sensor geometry maintaining imaging condition, in Proceedings of the Joint Conference 8th IFAC Symposium on Mechatronic Systems (MECHATRONICS 2019), and 11th IFAC Symposium on Nonlinear Control Systems (NOLCOS 2019), 2019.
    [BibTex] [Download]
    @InProceedings{TUW-281665,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Scanning laser triangulation sensor geometry maintaining imaging condition},
    booktitle = {Proceedings of the Joint Conference 8th IFAC Symposium on Mechatronic Systems (MECHATRONICS 2019), and 11th IFAC Symposium on Nonlinear Control Systems (NOLCOS 2019)},
    year = {2019},
    volume = {52/15},
    note = {Vortrag: Joint Conference 8th IFAC Symposium on Mechatronic Systems (MECHATRONICS 2019), and 11th IFAC Symposium on Nonlinear Control Systems (NOLCOS 2019), Wien; 2019-09-04 -- 2019-09-06},
    doi = {10.1016/j.ifacol.2019.11.691},
    journal = {IFAC-PapersOnLine/Elsevier},
    keywords = {Absolute measurement, Precision measurements, 3D Sensor, Laser Sensor, Fast Steering Mirror, Optical Sensing and Sensors, System Design, Scheimpflug Condition},
    numpages = {6},
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Sensoranordnung und Verfahren zum Vermessen eines Messobjekts, Deutsches Patent- und Markenamt, iss. DE 10 2019 200 664, 2019.
    [BibTex]
    @patent{Schlarp2019Sensoranordnung,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Sensoranordnung und Verfahren zum Vermessen eines Messobjekts},
    journal = {Deutsches Patent- und Markenamt},
    number = {DE 10 2019 200 664},
    year = {2019}
    }

2018

  • E. Csencsics, S. Ito, J. Schlarp, and G. Schitter, Hochpräzise roboterbasierte 3D-In-Prozess-Messtechnik, E&I Elektrotechnik und Informationstechnik, vol. 135, iss. 6, p. 382–388, 2018.
    [BibTex]
    @Article{TUW-272940,
    author = {Csencsics, Ernst and Ito, Shingo and Schlarp, Johannes and Schitter, Georg},
    title = {Hochpr{\"a}zise roboterbasierte 3D-In-Prozess-Messtechnik},
    journal = {E{\&}I Elektrotechnik und Informationstechnik},
    year = {2018},
    volume = {135},
    number = {6},
    pages = {382--388},
    doi = {10.1007/s00502-018-0636-1},
    keywords = {In-Prozess-Messtechnik; optische Sensoren; 3D-Messtechnik; opto-mechatronische Systeme; Systemintegration}
    }
  • E. Csencsics, J. Schlarp, and G. Schitter, High Performance Hybrid-Reluctance-Force-based Tip/tilt System: Design, Control and Evaluation, IEEE/ASME Transactions on Mechatronics, vol. 23, iss. 5, p. 2494–2502, 2018.
    [BibTex] [Download]
    @Article{TUW-272938,
    author = {Csencsics, Ernst and Schlarp, Johannes and Schitter, Georg},
    title = {High Performance Hybrid-Reluctance-Force-based Tip/tilt System: Design, Control and Evaluation},
    journal = {IEEE/ASME Transactions on Mechatronics},
    year = {2018},
    volume = {23},
    number = {5},
    pages = {2494--2502},
    doi = {10.1109/TMECH.2018.2866272},
    keywords = {Reluctance actuator, Flux steering, Tip/tilt sys- tem, Flexure design, Fast steering mirror}
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Influence of Scheimpflug condition on measurements of a scanning laser line sensor for 3D imaging, Journal of Physics: Conference Series, vol. 1065, 2018.
    [BibTex] [Download]
    @Article{TUW-273521,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Influence of Scheimpflug condition on measurements of a scanning laser line sensor for 3D imaging},
    journal = {Journal of Physics: Conference Series},
    year = {2018},
    volume = {1065},
    doi = {10.1088/1742-6596/1065/14/142006},
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Optical scanning of laser line sensors for 3D imaging, Applied Optics, vol. 57, iss. 18, p. 5242–5248, 2018.
    [BibTex] [Download]
    @Article{TUW-271204,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Optical scanning of laser line sensors for 3D imaging},
    journal = {Applied Optics},
    year = {2018},
    volume = {57},
    number = {18},
    pages = {5242--5248},
    doi = {10.1364/AO.57.005242},
    keywords = {Three-dimensional sensing; Industrial optical metrology; Optomechanics; Laser sensors; Mirrors; Optical sensing and sensors},
    }
  • E. Csencsics, S. Ito, J. Schlarp, and G. Schitter, System Integration and Control of Mechatronic Imaging Systems, in Proceedings of the IEEJ International Workshop on Sensing, Actuation, Motion Control and Optimization (SAMCON), 2018.
    [BibTex] [Download]
    @InProceedings{TUW-272942,
    author = {Csencsics, Ernst and Ito, Shingo and Schlarp, Johannes and Schitter, Georg},
    title = {System Integration and Control of Mechatronic Imaging Systems},
    booktitle = {Proceedings of the IEEJ International Workshop on Sensing, Actuation, Motion Control and Optimization (SAMCON)},
    year = {2018},
    note = {eingeladen; Vortrag: IEEJ International Workshop on Sensing, Actuation, Motion Control and Optimization (SAMCON), Tokyo (Japan); 2018-03-06 -- 2018-03-09},
    numpages = {8}
    }
  • J. Schlarp, E. Csencsics, S. Ito, and G. Schitter, Design and Evaluation of a 3D Printed Flexure for a Fast Steering Mirror, in Proceedings of the 2018 Summer Topical Meeting, Advancing Precision in Additive Manufacturing, 2018.
    [BibTex] [Download]
    @InProceedings{TUW-271207,
    author = {Schlarp, Johannes and Csencsics, Ernst and Ito, Shingo and Schitter, Georg},
    title = {Design and Evaluation of a 3D Printed Flexure for a Fast Steering Mirror},
    booktitle = {Proceedings of the 2018 Summer Topical Meeting, Advancing Precision in Additive Manufacturing},
    year = {2018},
    note = {Vortrag: ASPE and EUSPEN Summer Topical Meeting, Advancing Precision in Additive Manufacturing, Berkeley (USA); 2018-07-22 -- 2018-07-25},
    numpages = {5},
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Feature detection and scan area selection for 3D laser scanning sensors, in 2018 IEEE/ASME International Conference on Advanced Intelligent Mechatronics, 2018.
    [BibTex] [Download]
    @InProceedings{TUW-271205,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Feature detection and scan area selection for 3D laser scanning sensors},
    booktitle = {2018 IEEE/ASME International Conference on Advanced Intelligent Mechatronics},
    year = {2018},
    note = {Vortrag: 2018 IEEE/ASME International Conference on Advanced Intelligent Mechatronics, Auckland (New Zealand); 2018-07-09 -- 2018-07-12},
    numpages = {6},
    doi = {10.1109/AIM.2018.8452235},
    }
  • J. Schlarp, E. Csencsics, and G. Schitter, Influence of Scheimpflug condition on measurements of a scanning laser line sensor for 3D imaging, in XXII World Congress of the International Measurement Confederation (IMEKO), 2018.
    [BibTex] [Download]
    @InProceedings{TUW-271208,
    author = {Schlarp, Johannes and Csencsics, Ernst and Schitter, Georg},
    title = {Influence of Scheimpflug condition on measurements of a scanning laser line sensor for 3D imaging},
    booktitle = {XXII World Congress of the International Measurement Confederation (IMEKO)},
    year = {2018},
    note = {Vortrag: XXII World Congress of the International Measurement Confederation (IMEKO), Belfast (UK); 2018-09-03 -- 2018-09-06},
    numpages = {4},
    doi = {10.1088/1742-6596/1065/14/142006},
    }
  • S. Ito, M. Poik, E. Csencsics, J. Schlarp, and G. Schitter, Scanning Chromatic Confocal Sensor for Fast 3D Surface Characterization, in Proceedings of the 2018 Summer Topical Meeting, Advancing Precision in Additive Manufacturing, 2018, p. 226–231.
    [BibTex]
    @InProceedings{TUW-270906,
    author = {Ito, Shingo and Poik, Matthias and Csencsics, Ernst and Schlarp, Johannes and Schitter, Georg},
    title = {Scanning Chromatic Confocal Sensor for Fast 3D Surface Characterization},
    booktitle = {Proceedings of the 2018 Summer Topical Meeting, Advancing Precision in Additive Manufacturing},
    year = {2018},
    pages = {226--231},
    note = {Vortrag: ASPE and EUSPEN Summer Topical Meeting, Advancing Precision in Additive Manufacturing, Berkeley (USA); 2018-07-22 -- 2018-07-25}
    }

2017

  • E. Csencsics, J. Schlarp, and G. Schitter, Bandwidth extension of hybrid-reluctance-force-based tip/tilt system by reduction of eddy currents, in Proceedings of the 2017 IEEE International Conference on Advanced Intelligent Mechatronics (AIM2017), 2017, pp. 1167-1172.
    [BibTex] [Download]
    @InProceedings{TUW041020173,
    author = {Csencsics, E. and Schlarp, J. and Schitter, G.},
    title = {Bandwidth extension of hybrid-reluctance-force-based tip/tilt system by reduction of eddy currents},
    booktitle = {Proceedings of the 2017 IEEE International Conference on Advanced Intelligent Mechatronics (AIM2017)},
    year = {2017},
    pages = {1167-1172},
    doi = {10.1109/AIM.2017.8014176}
    }