../ dmsp_15_ephemeris_20151029.txt 22-Jun-2023 16:17 109498 dmsp_16_ephemeris_20151029.txt 22-Jun-2023 16:17 109608 dmsp_17_ephemeris_20151029.txt 22-Jun-2023 16:17 109479 dmsp_18_ephemeris_20151029.txt 22-Jun-2023 16:17 109427 dmsp_19_ephemeris_20151029.txt 22-Jun-2023 16:17 109478