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: 4/9/2022
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 04/16/2022 11:49:26 -69.31,-179.90 121.00 04/16/2022 11:50:35 -69.27,-178.28 121.06 64.01 69
2 04/16/2022 12:40:00 68.66, -11.70 58.32 04/16/2022 12:41:13 68.67, -11.70 58.34 2.10 73
3 04/16/2022 13:30:43 -68.63, 155.66 121.72 04/16/2022 13:31:44 -68.62, 155.61 121.73 2.19 61
4 04/16/2022 14:21:29 68.61, -37.01 58.25 04/16/2022 14:22:11 68.62, -37.01 58.26 1.13 42
5 04/16/2022 15:12:12 -68.58, 130.35 121.80 04/16/2022 15:12:42 -68.57, 130.30 121.81 2.44 30
6 04/16/2022 16:02:58 68.56, -62.32 58.18 04/16/2022 16:03:09 68.56, -62.32 58.18 0.24 11
7 04/16/2022 16:53:41 -68.53, 105.04 121.87 04/16/2022 16:53:40 -68.51, 104.99 121.89 2.98 1
8 04/16/2022 17:44:27 68.52, -87.63 58.11 04/16/2022 17:44:07 68.51, -87.63 58.10 0.89 20
9 04/16/2022 18:35:10 -68.49, 79.72 121.94 04/16/2022 18:34:37 -68.51, 79.75 121.92 2.95 33
10 04/16/2022 19:25:56 68.47,-112.95 58.03 04/16/2022 19:25:05 68.45,-112.93 58.02 1.88 51
11 04/16/2022 20:16:39 -68.44, 54.41 122.01 04/16/2022 20:15:35 -68.46, 54.44 121.99 2.25 64
12 04/16/2022 21:07:20 68.15,-137.92 57.69 04/16/2022 21:06:07 68.18,-138.52 57.73 25.17 73
13 04/16/2022 21:57:55 -67.69, 29.97 122.79 04/16/2022 21:56:46 -67.70, 28.26 122.77 72.35 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/9/2022
SNOs_Map_NPP_GCOM-C_20220409.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/09/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C