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: 6/20/2023
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 07/01/2023 02:13:12 -69.47, -35.62 133.73 07/01/2023 02:14:20 -69.37, -33.56 133.87 80.98 68
2 07/01/2023 03:03:46 68.83, 132.59 45.61 07/01/2023 03:04:58 68.77, 133.00 45.54 17.83 72
3 07/01/2023 03:54:26 -68.63, -59.83 134.59 07/01/2023 03:55:31 -68.62, -59.83 134.61 1.84 65
4 07/01/2023 04:45:11 68.57, 107.56 45.35 07/01/2023 04:45:58 68.60, 107.54 45.38 3.40 47
5 07/01/2023 05:35:54 -68.54, -85.08 134.68 07/01/2023 05:36:29 -68.56, -85.14 134.67 3.37 35
6 07/01/2023 06:26:40 68.53, 82.24 45.31 07/01/2023 06:26:56 68.54, 82.23 45.32 1.48 16
7 07/01/2023 07:17:23 -68.49,-110.40 134.72 07/01/2023 07:17:27 -68.50,-110.46 134.72 2.45 4
8 07/01/2023 08:08:09 68.49, 56.92 45.27 07/01/2023 08:07:54 68.48, 56.91 45.27 0.69 15
9 07/01/2023 08:58:52 -68.45,-135.72 134.76 07/01/2023 08:58:25 -68.44,-135.77 134.78 2.84 27
10 07/01/2023 09:49:38 68.44, 31.60 45.23 07/01/2023 09:48:52 68.42, 31.60 45.21 2.54 46
11 07/01/2023 10:40:21 -68.41,-161.03 134.80 07/01/2023 10:39:22 -68.43,-161.02 134.78 2.49 59
12 07/01/2023 11:31:05 68.29, 6.42 45.09 07/01/2023 11:29:51 68.31, 6.21 45.11 8.76 74
13 07/01/2023 12:21:40 -67.83, 174.32 135.39 07/01/2023 12:20:29 -67.88, 173.06 135.31 53.28 71

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 6/20/2023
SNOs_Map_NPP_GCOM-C_20230620.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 06/20/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C