../ dmsp_14_ephemeris_20101120.txt 22-Jun-2023 00:16 243 dmsp_15_ephemeris_20101120.txt 22-Jun-2023 00:16 109299 dmsp_16_ephemeris_20101120.txt 22-Jun-2023 00:16 109423 dmsp_17_ephemeris_20101120.txt 22-Jun-2023 00:16 109444 dmsp_18_ephemeris_20101120.txt 22-Jun-2023 00:16 109450