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: 7/7/2023
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 69.59,-166.75 47.79 07/13/2023 22:58:05 69.52,-164.32 47.66 94.48 67
2 07/13/2023 23:47:33 -69.13, 1.22 132.68 07/13/2023 23:48:44 -69.04, 2.38 132.81 47.45 71
3 07/14/2023 00:38:10 68.63, 169.20 46.81 07/14/2023 00:39:18 68.65, 169.25 46.82 2.79 68
4 07/14/2023 01:28:53 -68.60, -23.44 133.22 07/14/2023 01:29:49 -68.60, -23.44 133.23 0.75 56
5 07/14/2023 02:19:39 68.58, 143.89 46.77 07/14/2023 02:20:16 68.59, 143.94 46.77 1.77 37
6 07/14/2023 03:10:22 -68.56, -48.75 133.26 07/14/2023 03:10:47 -68.54, -48.76 133.28 2.14 25
7 07/14/2023 04:01:08 68.53, 118.58 46.73 07/14/2023 04:01:14 68.53, 118.62 46.72 1.65 6
8 07/14/2023 04:51:51 -68.51, -74.06 133.30 07/14/2023 04:51:44 -68.53, -74.00 133.28 3.48 7
9 07/14/2023 05:42:37 68.48, 93.27 46.69 07/14/2023 05:42:12 68.46, 93.30 46.67 2.56 25
10 07/14/2023 06:33:20 -68.46, -99.37 133.34 07/14/2023 06:32:42 -68.47, -99.32 133.33 2.46 38
11 07/14/2023 07:24:05 68.38, 68.03 46.59 07/14/2023 07:23:10 68.40, 67.99 46.62 2.99 55
12 07/14/2023 08:14:49 -68.41,-124.68 133.38 07/14/2023 08:13:40 -68.41,-124.63 133.38 2.04 69
13 07/14/2023 09:05:27 67.95, 43.20 46.16 07/14/2023 09:04:15 67.96, 42.19 46.20 41.96 72
14 07/14/2023 09:56:02 -67.50,-148.93 134.30 07/14/2023 09:54:54 -67.48,-151.01 134.27 88.86 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/7/2023
SNOs_Map_NPP_GCOM-C_20230707.jpg

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

Historial Predications of SNOs between NPP and GCOM-C