../ dmsp_15_ephemeris_20141112.txt 22-Jun-2023 00:26 109456 dmsp_16_ephemeris_20141112.txt 22-Jun-2023 00:26 109459 dmsp_17_ephemeris_20141112.txt 22-Jun-2023 00:26 109450 dmsp_18_ephemeris_20141112.txt 22-Jun-2023 00:26 109285 dmsp_19_ephemeris_20141112.txt 22-Jun-2023 00:26 109392