Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and GCOM-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/21/2022
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (GCOM-C) Time (GCOM-C) Lat,Lon (GCOM-C) SZA (GCOM-C ) Distance(km) Time Diff (sec)
1 12/31/2022 18:30:05 68.87, -99.29 91.83 12/31/2022 18:31:16 68.79, -98.44 91.74 35.08 71
2 12/31/2022 19:20:41 -68.46, 68.58 88.60 12/31/2022 19:21:52 -68.47, 68.51 88.59 3.12 71
3 12/31/2022 20:11:27 68.44,-124.09 91.39 12/31/2022 20:12:19 68.46,-124.11 91.41 2.08 52
4 12/31/2022 21:02:11 -68.46, 43.21 88.60 12/31/2022 21:02:49 -68.47, 43.27 88.59 2.84 38
5 12/31/2022 21:52:56 68.39,-149.40 91.33 12/31/2022 21:53:17 68.40,-149.42 91.34 1.68 21
6 12/31/2022 22:43:40 -68.41, 17.90 88.66 12/31/2022 22:43:47 -68.41, 17.96 88.66 2.53 7
7 12/31/2022 23:34:25 68.34,-174.70 91.27 12/31/2022 23:34:15 68.34,-174.73 91.28 1.42 10
8 01/01/2023 00:25:09 -68.35, -7.41 88.72 01/01/2023 00:24:45 -68.35, -7.35 88.72 2.35 24
9 01/01/2023 01:15:54 68.28, 159.99 91.22 01/01/2023 01:15:13 68.29, 159.96 91.22 1.39 41
10 01/01/2023 02:06:38 -68.30, -32.71 88.78 01/01/2023 02:05:43 -68.29, -32.66 88.78 2.35 55
11 01/01/2023 02:57:23 68.23, 134.68 91.16 01/01/2023 02:56:11 68.23, 134.65 91.16 1.59 72
12 01/01/2023 03:48:00 -67.87, -57.54 89.22 01/01/2023 03:46:48 -67.86, -58.44 89.22 37.55 72

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/21/2022
SNOs_Map_NPP_GCOM-C_20221221.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/21/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C