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: 2/13/2023
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 02/21/2023 12:10:01 69.40, -4.83 79.94 02/21/2023 12:11:08 69.35, -2.68 79.82 84.58 67
2 02/21/2023 13:00:35 -68.93, 163.14 100.57 02/21/2023 13:01:46 -68.87, 164.04 100.67 36.63 71
3 02/21/2023 13:51:14 68.55, -29.04 79.03 02/21/2023 13:52:19 68.53, -29.01 79.00 2.43 65
4 02/21/2023 14:41:57 -68.51, 138.33 101.03 02/21/2023 14:42:49 -68.54, 138.37 101.01 3.21 52
5 02/21/2023 15:32:42 68.45, -54.28 78.90 02/21/2023 15:33:17 68.48, -54.32 78.92 3.14 35
6 02/21/2023 16:23:26 -68.47, 113.02 101.10 02/21/2023 16:23:47 -68.48, 113.06 101.09 2.28 21
7 02/21/2023 17:14:11 68.41, -79.59 78.83 02/21/2023 17:14:15 68.42, -79.63 78.84 2.20 4
8 02/21/2023 18:04:55 -68.42, 87.71 101.18 02/21/2023 18:04:45 -68.42, 87.75 101.17 1.72 10
9 02/21/2023 18:55:40 68.36,-104.90 78.75 02/21/2023 18:55:13 68.36,-104.94 78.76 1.62 27
10 02/21/2023 19:46:24 -68.37, 62.39 101.25 02/21/2023 19:45:43 -68.37, 62.44 101.25 1.89 41
11 02/21/2023 20:37:09 68.31,-130.22 78.68 02/21/2023 20:36:11 68.30,-130.25 78.68 1.80 58
12 02/21/2023 21:27:53 -68.33, 37.08 101.32 02/21/2023 21:26:41 -68.31, 37.13 101.33 2.67 72
13 02/21/2023 22:18:28 67.73,-154.85 78.05 02/21/2023 22:17:18 67.76,-156.17 78.13 55.55 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/13/2023
SNOs_Map_NPP_GCOM-C_20230213.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/13/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C