../ dmsp_10_ephemeris_19970815.txt 21-Jun-2023 23:50 109592 dmsp_11_ephemeris_19970815.txt 21-Jun-2023 23:50 109668 dmsp_12_ephemeris_19970815.txt 21-Jun-2023 23:50 109603 dmsp_13_ephemeris_19970815.txt 21-Jun-2023 23:50 109692 dmsp_14_ephemeris_19970815.txt 21-Jun-2023 23:50 109654