../ dmsp_15_ephemeris_20151202.txt 22-Jun-2023 16:21 109445 dmsp_16_ephemeris_20151202.txt 22-Jun-2023 16:21 109430 dmsp_17_ephemeris_20151202.txt 22-Jun-2023 16:21 109294 dmsp_18_ephemeris_20151202.txt 22-Jun-2023 16:21 109334 dmsp_19_ephemeris_20151202.txt 22-Jun-2023 16:21 109422