../ dmsp_11_ephemeris_19991202.txt 21-Jun-2023 23:53 109423 dmsp_12_ephemeris_19991202.txt 21-Jun-2023 23:53 109380 dmsp_13_ephemeris_19991202.txt 21-Jun-2023 23:53 109513 dmsp_14_ephemeris_19991202.txt 21-Jun-2023 23:53 109375 dmsp_15_ephemeris_19991202.txt 21-Jun-2023 23:53 243