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: 6/19/2023
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 -69.46, -35.60 133.74 07/01/2023 02:14:20 -69.38, -33.56 133.86 80.43 68
2 07/01/2023 03:03:46 68.82, 132.60 45.60 07/01/2023 03:04:58 68.78, 133.01 45.55 16.97 72
3 07/01/2023 03:54:26 -68.62, -59.82 134.60 07/01/2023 03:55:31 -68.62, -59.82 134.61 0.31 65
4 07/01/2023 04:45:12 68.61, 107.50 45.40 07/01/2023 04:45:58 68.61, 107.55 45.39 2.13 46
5 07/01/2023 05:35:55 -68.58, -85.13 134.64 07/01/2023 05:36:29 -68.56, -85.13 134.66 1.63 34
6 07/01/2023 06:26:41 68.57, 82.18 45.36 07/01/2023 06:26:56 68.55, 82.23 45.33 3.35 15
7 07/01/2023 07:17:24 -68.54,-110.45 134.68 07/01/2023 07:17:27 -68.50,-110.45 134.71 3.56 3
8 07/01/2023 08:08:09 68.47, 56.94 45.26 07/01/2023 08:07:54 68.49, 56.92 45.28 1.56 15
9 07/01/2023 08:58:52 -68.44,-135.70 134.78 07/01/2023 08:58:25 -68.44,-135.76 134.77 2.63 27
10 07/01/2023 09:49:38 68.43, 31.62 45.22 07/01/2023 09:48:52 68.43, 31.60 45.22 0.74 46
11 07/01/2023 10:40:21 -68.40,-161.02 134.82 07/01/2023 10:39:23 -68.38,-161.08 134.82 2.82 58
12 07/01/2023 11:31:05 68.28, 6.44 45.07 07/01/2023 11:29:51 68.31, 6.22 45.11 9.55 74
13 07/01/2023 12:21:40 -67.82, 174.34 135.40 07/01/2023 12:20:30 -67.83, 173.00 135.35 56.12 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 6/19/2023
SNOs_Map_NPP_GCOM-C_20230619.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 06/19/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C