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Twenty-first International Workshop on Laser Ranging

Canberra, Australia
November 05-08, 2018

Oral Sessions:

Session 00: Opening Session and Keynote Address

  • Welcome, David Ball
  • Contributions of SLR for the Next Decade, Thomas Herring

Session 01: SLR Contribution to Global Geodetic Observing System – A 2020 Perspective

  • GGOS and Essential Geodetic Variables - Richard Gross
  • The Role of Laser Ranging for the Global Geodetic Observing System GGOS - Mathis Bloßfeld
  • The Synergy of Satellite Laser Ranging (SLR) and DORIS as Space Geodesy Techniques - Frank Lemoine
  • SLR tracking of GNSS constellations - Many synergies to be explored - Daniela Thaller
  • ILRS: Current Status and Future Plans - Carey Noll
  • Recent Progress of VGOS and its role on GGOS - Takahiro Wakasugi
  • Extension of the SLR tracking network and its potential for the realization of Terrestrial Reference Frames - Alexander Kehm
  • The role of ground Surveys in GGOS and recent advances in ground survey techniques - Gary Johnston

Session 02: Improvements in the SLR Product Quality & Precise Orbit Determination

  • Systematic Error Monitoring and Modeling in ILRS Data and Products for ITRF2020 Development - Vincenza Luceri
  • Updated centre of mass correction tables for LAGEOS, Etalon, LARES, Starlette and Ajisai - José Rodríguez
  • Estimation of the laser retro-reflector array center location for GLONASS-M - Andrey Pafnutyev
  • Modeling Revisions for Improved Reprocessing for ITRF2020 - Erricos C. Pavlis
  • Precise modeling of solar radiation pressure acceleration for spherical geodetic satellites - Akihisa Hattori
  • VMF3o: Enhanced Tropospheric Mapping Functions for Optical Frequencies - Janina Boisits
  • Contribution of SLR observations to GNSS and LEO satellites for validating and improving LAGEOS-based parameters - Krzysztof Sośnica
  • Galileo precise orbit determination based on GNSS and SLR observations - Krzysztof Sośnica
  • The effect of SLR tracking scenarios to GNSS satellites in a combined GNSS/SLR solution - Florian Andritsch
  • Evaluating the potential of combined SLR gravity field solutions - Mathis Bloßfeld
  • SLR and GRACE gravity field determination and combination - Ulrich Meyer
  • Initial combination of our SLR weekly solutions with other Analysis Centers - Fan Shao

Session 03: Satellite Missions & Techniques for Geodetic Applications

  • Thermal-Optical Design of a Geodetic Satellite for One Millimeter Accuracy - Erricos Pavlis
  • Status of the ILRS support for the GRACE-FO mission - Sven Bauer
  • Tracking of GNSS satellites – usage in the GNSS community - Thomas Schildknecht
  • Precise orbit determination of the Ranging And Nanosatellite Guidance Experiment (RANGE) - Jake Griffiths
  • Satellite Laser Ranging Evaluation to Quasi-Zenith Satellite System - Ryoma Ishibashi
  • Current status and expected performance of European Laser Timing - Ulrich Schreiber
  • Verification of ELT performance by Monte Carlo Simulations - Anja Schlicht
  • Common View Time Transfer by diffuse reflections from Space Debris objects - Ulrich Schreiber
  • Laser Ranging to Measure LightSail Orbit Raising - Toshimichi Otsubo
  • ILRS support and flight results of distributed nanosatellite mission S-NET - Peiyuan Wang
  • Attitude determination of Galileo spacecraft using high resolution kHz SLR - Michael Steindorfer
  • Gravity field determination using post-Newtonian energy integral - Joseph O'leary

Session 04: Network Operations & Site Upgrades

  • Toward high-rate on-time mm-accurate SLR at Stafford, Virginia - Jake Griffiths
  • Towards Turnkey SLR Systems: New ESA Laser Ranging Station (ELRS) - Andre Kloth<
  • Laser ranging in Main metrological center of the Russian State service of time, frequency and the Earth rotation parameters determination - Igor Blinov
  • Plans and study of JAXA’s next SLR station - Takehiro Matsumoto
  • EUROLAS Data Center (EDC) – Recent Developments (Site Logs, Station History Logs, and Data Transfer) - Christian Schwatke
  • Optimization of the current SLR tracking network: potential for SLR-derived reference frames - Alexander Kehm
  • Determination of the coordinates of SLR stations from the LARES satellite - Stanislaw Schillak

Session 05: Sources of Systematic Errors

  • Monitoring the Time Biases in laser ranging stations thanks to the Time Transfer by Laser Link T2L2 experiment - Alexandre Belli
  • Accurate Optical Time Transfer between a Clock on Ground and in Space - Ulrich Schreiber
  • Some Unstable Factors Affecting Displacement in SLR Range Measurements - Igor Ignatenko
  • Further Studies on the Influence of Range Biases - Daniel Koenig
  • Systematic SLR errors detected in precise orbit determination - Toshimichi Otsubo
  • Implementing consistent clipping in the reduction of SLR data from SGF, Herstmonceux - Matthew Wilkinson
  • Processing of SLR observations with an optimal Wiener filter – an alternative way to calculate normal point - Stefan Riepl
  • A Data Processing Approach to High Precision , High Return Rate kHz SLR Stations - John Degnan

Session 06: Characteristics of Retroreflector Arrays

  • Thermal-Optical Performance of the GPS III Laser Retroreflector Array - Stephen Merkowitz
  • Characterization of the optical performance of COTS laser retroreflectors for ASI-INFN Joint Project - Chiara Mondaini
  • kHz SLR application on the attitude analysis of Technosat - Peiyuan Wang
  • Microreflectors for Mars, Phobos/Deimos and Asteroids/Comets - Marco Muccino
  • Experimental determination of photometric characteristics of the BLITS-M satellite and its range correction - Vyacheslav Murashkin
  • Retroreflector systems to determine the coordinates of SC moving parts - Andrey Sokolov
  • Advanced Solid State Lasers for Space Tracking - Yue Gao/EOS and SERC, Canberra

Session 07: Developments in Software & Automation

  • Use of a night-tracking camera for real time correction of the pointing of the SLR system - Emiliano Cordelli
  • The status of WLRS system automation - Johann Eckl
  • Sequential Processing of ILRS Observations – Experiences over the last 5 years - David Vallado
  • Development of automated SLR data processing at Mount Stromlo SLR Station - Christopher Moore
  • Updates to the ILRS Predictions and Data Formats - Randall Ricklefs
  • Station Assessment Software - Overview - Justine Woo

Session 08: Developments in SLR Techniques & Technologies

  • A High Power Laser Ranging Facility at JPL's TMO - Michael Shao
  • Concept for a new minimal SLR system - Daniel Hampf
  • Development Progress on NASA’s Space Geodesy Satellite Laser Ranging System - Evan Hoffman
  • Modernization of Event Timer RTS 2006 - Kalvis Salmins
  • Near Simultaneous on-orbit Testing of GOES-16 and GOES-17 GLM payloads from 2 NASA SLR sites using collocated GLM laser beacons - Thomas Varghese
  • Progress of Space Qualification of the NPET Timing System for SLR and Time Transfer Applications - Johan Westin
  • Reduction of Atmospheric Modelling Errors Using Multiple Wavelength Ranging - Ben Greene
  • Space Debris Laser Ranging Test Based on 1064nm Laser Wavelength - Zhai Dong Sheng
  • The results of full-scale tests of the new Russian laser station «Tochka» - Sergey Martynov
  • The Semiconductor Guidestar Laser: A Novel, Affordable, Low SWaP Sodium Guide Star Laser for Adaptive Optics Tracking of Space Objects - Celine d'Orgeville
  • Airborne and Spaceborne Single Photon 3D Imaging Lidars - John Degnan
  • Communications and Ranging Experiment using Laser Terminal on Satellite - Hiroo Kunimori

Session 09: Lunar Laser Ranging & Deep Space Missions

  • Observations from the low LEO orbit up to the moon - Johann Eckl
  • Development on Lunar laser ranging at Yunnan Observatories - Yaoheng Xiong
  • Development of hollow corner cube retroreflector for the future lunar and deep space satellite laser ranging - Yun He
  • Testing and physics analysis of old (Lunokhod) and new (MoonLIGHT) lunar laser retroreflectors - Luca Porcelli
  • Sub-Millimeter Lunar Laser Ranging: Novel Approach to Moon Reference Frame - Vladimir Zharov
  • Advanced Lunar Laser Ranging for High-Precision Science Investigations - Slava G. Turyshev

International Workshop on Space Debris Management

November 09

Session 00: Opening Session and Keynote Address

  • Keynote Address - Moriba Jah

Session 01: Sensors & Satellite Tracking

  • SERC Research Program 1 Review: Remote manoeuvre of space debris using photon pressure for active collision avoidance - Craig Smith
  • Adaptive optics corrected imaging for satellite and debris characterisation - Michael Copeland
  • Tracking non-cooperative low earth orbit objects using GNSS satellites as a multi-static radar - Sohrab Mahmud
  • Photon counting detector for both passive and active space debris optical tracking - Georg Kirchner
  • Mission characterization of LEO targets - Pawel Lejba
  • Multi-kW High Beam Quality CW Laser for Space Debris Manoeuvering - Yue Gao

Session 02: Orbit Determination & Propagation

  • Overview and Research findings of SERC Research Program 2: Orbit Determination and Predicting Behaviours of Space Objects - Robert Norman
  • Local orbit uncertainty reduction in follow-up passes based on single-pass debris laser ranging - Christoph Bamann
  • Real Time Improvement of Orbits of Space Debris by fusing SLR and astrometric data Acquired by a Night-Tracking Camera - Emiliano Cordelli
  • Orbit Determination for Space Debris Tracking using Laser Ranging and Angular Data from An Encoder in Geochang SLR system - Simon Kim
  • Orbit determination and prediction accuracy of TOPEX with a priori solar radiation force derived from photometrics and laser ranging data - Michael Lachut

Session 03: Conjunction Analysis & Collision Avoidance

  • A new Australian conjunction assessment and threat warning service - James Bennett
  • Operational Collision Avoidance at ESOC - Quirin Funke
  • Enhancement Software Package for Collision Risk Mitigation in KARI - Jaedong Seong
  • Assessing GEO Close Encounter Warnings for Spacecraft Operations - Sven Flegel
  • Informative optimal collision avoidance manoeuvrers using deep learning - Rasit Abay
  • Laser Precision Collision Avoidance : A New Concept in Space Debris Mitigation - Toshikazu Ebisuzaki

Session 04: Mitigation & Remediation

  • Space Environment Research Centre: Space Segment Overview - Benjamin Sheard
  • A systematic study of laser ablation for space debris mitigation - Francesco Nozzoli
  • Deorbiting Mission of cm-Sized Space Debris by Laser Ablation - Toshikazu Ebisuzaki
  • High-definition Photometry - new tool for space debris characterization - Daniel Kucharski
  • Investigation into the rotational dynamics of the defunct satellite TOPEX/Poseidon - Luc Sagnières
  • Collision Avoidance using Ground Based Lasers - Liam Smith

Closing Session

  • Closing Keynote Address - Ben Greene

Poster Session A

  • NASA CDDIS: Important Changes to User Access - Carey Noll
  • New Horizons for Latin American SLR Network - Pablo Raul Yanyachi
  • A combined solution of SLR, SLR to GNSS and GNSS at Normal Equations Level: Preliminary results and facts - Dimitrios Ampatzidis
  • Expanded SLR Target Constellation for Improved Future ITRFs - Erricos Pavlis
  • Network effects and handling of geocentre motion in SLR and GNSS solutions - Krzysztof Sośnica
  • A common mode error explore for GNSS/VLBI/SLR/DORIS based on PCA method - Xiaoya Wang
  • A New Model of the Mean Albedo of the Earth: Estimation and Validation from the GRACE Mission and SLR Satellites - Florent Deleflie
  • Status of the GRGS Analysis Center - Florent Deleflie
  • Role of laser measurements in the Geo-IK-2 mission - Natalia Parkhomenko
  • Station performance of the Sazhen-TM system at Hartebeesthoek - Roelf Botha
  • Status and recent upgrades at MOBLAS5/Yarragadee - Randall Carman
  • San Fernando laser station latest upgrades and news - Manuel Catalán
  • The Improvement on Data Quality of Changchun High Repetition Rate Laser Ranging System - Xue Dong
  • Stuttgart SLR stations - Daniel Hampf
  • Syowa Geodetic Station in Antarctica: Current Status and Future Prospects - Akihisa Hattori
  • Status of the NASA SGSLR Gimbal and Telescope Assembly Build and Test - Julie Horvath
  • The state and development of laser ranging measurements at the Mendeleevo SLR station - Igor Ignatenko
  • Satellite laser ranging at station 1893 (Katzively) in 2017 - Igor Ignatenko
  • The state and development of laser ranging measurements at the Irkutsk SLR station - Igor Ignatenko
  • Need for a Space Geodetic Station around Indian Ocean Region - Elango Kattimuthu
  • Current NASA SLR Network Operations - Rivers Lamb
  • Kunming Station New Satellite Laser Ranging System - Zhulian Li
  • Past (LURE), Present (TLRS-4) and Future (SGSLR) of Laser Ranging at Haleakala, Maui - Daniel O'Gara
  • Metsähovi Geodetic Research Station – a future GGOS core station - Arttu Raja-halli
  • The McDonald Geodetic Observatory (MGO) - Randall Ricklefs
  • Tanegashima Station (GMSL) Status Report - Takahiro Matsumoto
  • SLR Station Riga Status Report - Kalvis Salmins
  • Coordinates of the Borowiec SLR station in 2015-2018 - Stanislaw Schillak
  • EUROLAS Data Center (EDC) - Status Report 2016-2018 - Christian Schwatke
  • Latest Activities and Developments at the SGF, Herstmonceux - Matthew Wilkinson

Poster session B

  • NASA Network Sustainment Analysis & Trends - Christopher Szwec
  • Status of the establishment of the Yebes Laser Ranging Station (YLARA) - Beatriz Vaquero-Jiménez
  • Station Assessment Software – Initial Results - Justine Woo
  • Installation of GNSS Receivers and Laser Reflector in Volcanoes and Hills surrounding the Arequipa Station - Pablo Raul Yanyachi
  • Development of Transportable Cabin-Based SLR system with 60cm aperture telescope - ZhongPing Zhang
  • Analyzing prediction quality with the Potsdam Time Bias Service - Sven Bauer
  • Extended troposphere delay model dedicated for Satellite Laser Ranging - Mateusz Drozdzewski
  • JCET Web Tools for the Assessment of the ILRS Network's Performance - Erricos Pavlis
  • Development of Reflectors for Motion Grasp of Space Debris - Takehiro Matsumoto
  • ELT data filtering in presence of multiple laser retro-reflectors - Christoph Bamann
  • SLR analysis with the DGFI-TUM software DOGS-OC/-CS - Mathis Bloßfeld
  • Updates on ESA Tools Supporting Debris Laser Ranging - Quirin Funke
  • Implements of cpf and crd algorithm in Python - Rongwang Li
  • Multi-technique capabilities in GipsyX - Paul Ries
  • Raspberry Pi based temperature monitoring network at the SLR station Riga 1884 - Kalvis Salmins
  • Software Control System Upgrade at Stafford, Virginia - Walter Reed Smith
  • ILRS Operation Centers CRD Quality Check Upgrade - Kate Stevenson
  • Quick analysis using orbitNP.py of full-rate SLR data submitted to the ILRS in 2018 - Matthew Wilkinson
  • Aircraft detection using a digital camera aligned to the SLR laser at the SGF, Herstmonceux - Matthew Wilkinson
  • Software Best Practices at Crustal Dynamics Data Information System (CDDIS): Steps to Consider - Justine Woo
  • The NASA SGSLR approach to range gate and laser fire control - Christopher Clarke
  • 100 kHz satellite laser ranging demonstration at MLRO - Daniele Dequal
  • Introduction to reliable SLR In-Sky-Safety methods in operation at the GGOS Site Wettzell - Johann Eckl
  • Laser activity of the Borowiec laser station in years 2017-2018 - Pawel Lejba
  • Coherent Optical Doppler Orbitography - Sascha Schediwy
  • SLR station Graz: Station overview and current status - Michael Steindorfer
  • Time synchronization for Bi-static Laser Ranging via Fiber-based Time and Frequency Transfer - Haifeng Zhang
  • Preliminary Test Results of the New 1m Aperture SLR Telescope in Wuhan National Geodetic Observatory - Jie Zhang
  • Method for comparing time scales: Accuracy estimates and necessary corrections - Igor Ignatenko
  • Processing and analysis of lunar laser ranging observations in Crimea in 1974-1984 - Igor Ignatenko
  • Calibration, Gravity Signals, and Model Uncertainties Relating to the Apache Point Observatory Lunar Laser-ranging Operation (APOLLO) - Ulrich Schreiber

Space Debris Posters

  • Changchun Tiangong-1 Space Debris joint observation - Xue Dong
  • The Semiconductor Guidestar Laser: A Novel, Affordable, Low SWaP Sodium Guide Star Laser for Adaptive Optics Tracking of Space Objects - Celine d'Orgeville
  • Data Validation and Fault Diagnosis of APOSOS Telescope Using Satellite Laser Ranging Data - Pengqi Gao
  • A summary of Graz Light curves measurements since 2015 - Peiyuan Wang
  • Development and Architecture of the EOS Guide Star Laser - James Webb
  • Using SLR observations of Low Earth Orbiting satellites to scale neutral thermospheric density - Mathis Bloßfeld
  • Search and Track Multi-Sensor Multi-Target Tracking for Orbit Determination and Catalog Maintenance of Geosynchronous Space Objects - Han Cai
  • Benefits from the first deployment of the Expert Centre for supporting laser-ranging observations:status report and possible implications on orbit improvement - Quirin Funke
  • Accelerometer-derived thermosphere density from Swarm-C and advancements in physics-based modelling - Robert Norman
  • Multiple Space Objects Tracking and Orbit Determination Considering Uncertain Parameters - Yang Yang
  • Design of a High-Performance Conjunction Assessment Service - Marek Moeckel
  • RIncreasing the determinacy and uniqueness of solutions to the physical characteristics and non-natural behaviours of near-earth orbiting space objects - Richard Samuel
  • Design & Development of an Optimized Sensor Scheduling & Tasking Programme for Tracking Space Objects - David Shteinman
  • Removal of Small-Sized Space Debris by Laser-Ablative Momentum Generation - Daniel Hampf
  • SLR observation of Tiangong-1 for its rotational state - Hou-yuan Lin