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Data and Product Formats

Data Formats:

Format Data Type Start Date End Date Format Reference
Full rate
MERIT I Format1 SLR Unavailable https://ilrs.gsfc.nasa.gov/data_and_products/formats/FORMAT_LASER_MERIT1.txt
Z&P (Full Rate) Format LLR 1969 1986 https://ilrs.gsfc.nasa.gov/data_and_products/formats/19720022795.pdf
https://ilrs.gsfc.nasa.gov/data_and_products/formats/COSPAS_Lunar_Z-and-P_format.pdf
https://ilrs.gsfc.nasa.gov/data_and_products/formats/Lunar_Z-and-P_and_Z-and-N_format.pdf
MERIT II Format Revision 1 SLR 1976 2012/05/01 https://ilrs.gsfc.nasa.gov/docs/1987/MERIT_II_ver1_19870529.pdf
SAO Optical Observation Card Format1 SLR Unavailable https://ilrs.gsfc.nasa.gov/data_and_products/formats/SAO-ISAGEX-formats.pdf
ILRS Full Rate Data Format (MERIT II) Version 2 SLR and LLR 1991/04/18 2012/05/01 https://ilrs.gsfc.nasa.gov/data_and_products/formats/frv2_format.html
ILRS Full Rate Data Format (MERIT II) Version 3 SLR and LLR 2003/04/01 2012/05/01 https://ilrs.gsfc.nasa.gov/data_and_products/formats/frv3_format.html
Normal Point
Z&N (Normal Point) Format LLR 1969 1986 https://ilrs.gsfc.nasa.gov/data_and_products/formats/Lunar_Z-and-P_and_Z-and-N_format.pdf
Historical ILRS Normal Point Format (CSTG) SLR 1990/04/01 1997/03/01 https://ilrs.gsfc.nasa.gov/data_and_products/data/npt/npt_format.html
Historical ILRS Normal Point Format (CSTG) Revision 1 SLR and LLR 1996 2004/08/01 https://ilrs.gsfc.nasa.gov/data_and_products/data/npt/npt_format.html
Historical ILRS Normal Point Format (CSTG) Revision 2 SLR and LLR 1996 2012/05/01 https://ilrs.gsfc.nasa.gov/data_and_products/data/npt/npt_format.html
Full Rate and Normal Point
Revised Lunar Format (includes mini-normal point)2 LLR 1987 1998 https://cddis.nasa.gov/archive/reports/formats/llr.format
Consolidated Laser Ranging Data Format Version 1 SLR and LLR 2012/05/01 2022/08/01 https://ilrs.gsfc.nasa.gov/data_and_products/formats/crd.html
Consolidated Laser Ranging Data Format Version 2 SLR and LLR 2022/08/01 Current https://ilrs.gsfc.nasa.gov/data_and_products/formats/crd.html

NOTES:
1Data not currently available at the CDDIS.
2The full rate and normal point records from the revised lunar format are available in the same file. This format contains the bare minimum information.

Product Formats:

Prediction Formats:

Spacecraft ID Correspondence Table for Orbit Exchange Files (SP3c)