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: 7/12/2023
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 07/13/2023 22:56:58 69.58,-166.73 47.78 07/13/2023 22:58:05 69.53,-164.31 47.67 94.45 67
2 07/13/2023 23:47:33 -69.13, 1.22 132.69 07/13/2023 23:48:44 -69.04, 2.39 132.81 47.44 71
3 07/14/2023 00:38:10 68.62, 169.22 46.80 07/14/2023 00:39:19 68.61, 169.20 46.78 1.90 69
4 07/14/2023 01:28:53 -68.60, -23.44 133.22 07/14/2023 01:29:49 -68.61, -23.43 133.22 0.50 56
5 07/14/2023 02:19:39 68.57, 143.91 46.76 07/14/2023 02:20:17 68.55, 143.88 46.73 3.31 38
6 07/14/2023 03:10:22 -68.55, -48.75 133.26 07/14/2023 03:10:47 -68.54, -48.75 133.27 1.01 25
7 07/14/2023 04:01:08 68.52, 118.60 46.72 07/14/2023 04:01:14 68.54, 118.63 46.73 2.15 6
8 07/14/2023 04:51:51 -68.50, -74.06 133.30 07/14/2023 04:51:45 -68.48, -74.06 133.32 2.38 6
9 07/14/2023 05:42:37 68.48, 93.29 46.68 07/14/2023 05:42:12 68.48, 93.32 46.68 1.30 25
10 07/14/2023 06:33:20 -68.45, -99.37 133.34 07/14/2023 06:32:42 -68.48, -99.31 133.32 3.34 38
11 07/14/2023 07:24:06 68.43, 67.98 46.64 07/14/2023 07:23:10 68.41, 68.00 46.63 1.68 56
12 07/14/2023 08:14:48 -68.41,-124.68 133.38 07/14/2023 08:13:39 -68.41,-124.62 133.37 2.43 69
13 07/14/2023 09:05:26 67.95, 43.21 46.15 07/14/2023 09:04:14 67.97, 42.21 46.21 41.91 72
14 07/14/2023 09:56:01 -67.50,-148.92 134.30 07/14/2023 09:54:53 -67.48,-151.00 134.26 88.58 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/12/2023
SNOs_Map_NPP_GCOM-C_20230712.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/12/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C