../ dmsp_10_ephemeris_19961222.txt 21-Jun-2023 23:49 109290 dmsp_11_ephemeris_19961222.txt 21-Jun-2023 23:49 109353 dmsp_12_ephemeris_19961222.txt 21-Jun-2023 23:49 109534 dmsp_13_ephemeris_19961222.txt 21-Jun-2023 23:49 109423