1. Ground-Based Satellite Laser Ranging (SLR) Observation Data (normal points, monthly files) from NASA CDDIS
  2. temporal
YearFile Count
2008176
2009287
20102
2011129
2012248
201332
201427
2015114
20161073
2017815
2018772
20191102
20201015
20211128
2022999
2023440