../ dmsp_10_ephemeris_19981206.txt 21-Jun-2023 23:52 109450 dmsp_11_ephemeris_19981206.txt 21-Jun-2023 23:52 109461 dmsp_12_ephemeris_19981206.txt 21-Jun-2023 23:52 109524 dmsp_13_ephemeris_19981206.txt 21-Jun-2023 23:52 109409 dmsp_14_ephemeris_19981206.txt 21-Jun-2023 23:52 109430