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: 3/14/2023
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 03/19/2023 08:09:19 -69.26,-124.39 110.19 03/19/2023 08:10:28 -69.19,-122.73 110.30 65.87 69
2 03/19/2023 08:59:53 68.60, 43.82 69.12 03/19/2023 09:01:06 68.59, 43.85 69.10 1.37 73
3 03/19/2023 09:50:36 -68.57,-148.82 110.93 03/19/2023 09:51:36 -68.59,-148.77 110.92 3.05 60
4 03/19/2023 10:41:22 68.55, 18.52 69.03 03/19/2023 10:42:04 68.53, 18.53 69.01 1.93 42
5 03/19/2023 11:32:05 -68.52,-174.12 111.02 03/19/2023 11:32:34 -68.53,-174.09 111.01 1.95 29
6 03/19/2023 12:22:51 68.49, -6.78 68.95 03/19/2023 12:23:02 68.47, -6.79 68.92 2.86 11
7 03/19/2023 13:13:34 -68.46, 160.57 111.10 03/19/2023 13:13:32 -68.47, 160.59 111.09 0.93 2
8 03/19/2023 14:04:20 68.44, -32.09 68.87 03/19/2023 14:03:59 68.46, -32.03 68.89 3.17 21
9 03/19/2023 14:55:03 -68.41, 135.27 111.18 03/19/2023 14:54:30 -68.41, 135.27 111.18 0.63 33
10 03/19/2023 15:45:49 68.39, -57.39 68.79 03/19/2023 15:44:57 68.40, -57.35 68.80 2.17 52
11 03/19/2023 16:36:32 -68.36, 109.96 111.26 03/19/2023 16:35:28 -68.34, 109.96 111.27 1.53 64
12 03/19/2023 17:27:13 68.06, -82.35 68.43 03/19/2023 17:26:00 68.06, -83.01 68.44 27.09 73
13 03/19/2023 18:17:48 -67.61, 85.53 112.06 03/19/2023 18:16:39 -67.58, 83.78 112.05 74.39 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 3/14/2023
SNOs_Map_NPP_GCOM-C_20230314.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 03/14/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C