../ dmsp_14_ephemeris_20100721.txt 22-Jun-2023 16:07 109464 dmsp_15_ephemeris_20100721.txt 22-Jun-2023 16:07 109580 dmsp_16_ephemeris_20100721.txt 22-Jun-2023 16:07 109588 dmsp_17_ephemeris_20100721.txt 22-Jun-2023 16:07 109656 dmsp_18_ephemeris_20100721.txt 22-Jun-2023 16:07 109672