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: 4/13/2022
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 -69.30,-179.89 121.00 04/16/2022 11:50:36 -69.22,-178.34 121.11 61.76 70
2 04/16/2022 12:40:01 68.70, -11.75 58.37 04/16/2022 12:41:13 68.69, -11.68 58.35 3.13 72
3 04/16/2022 13:30:43 -68.62, 155.67 121.73 04/16/2022 13:31:44 -68.63, 155.62 121.72 2.42 61
4 04/16/2022 14:21:29 68.60, -36.99 58.24 04/16/2022 14:22:12 68.58, -37.06 58.22 3.46 43
5 04/16/2022 15:12:12 -68.57, 130.36 121.80 04/16/2022 15:12:42 -68.58, 130.31 121.80 1.90 30
6 04/16/2022 16:02:58 68.55, -62.31 58.17 04/16/2022 16:03:09 68.58, -62.30 58.19 2.92 11
7 04/16/2022 16:53:40 -68.53, 105.04 121.88 04/16/2022 16:53:39 -68.52, 105.00 121.88 1.77 1
8 04/16/2022 17:44:26 68.50, -87.62 58.09 04/16/2022 17:44:06 68.52, -87.61 58.11 1.99 20
9 04/16/2022 18:35:09 -68.48, 79.73 121.95 04/16/2022 18:34:37 -68.47, 79.70 121.96 2.11 32
10 04/16/2022 19:25:55 68.46,-112.93 58.02 04/16/2022 19:25:04 68.47,-112.92 58.03 1.15 51
11 04/16/2022 20:16:38 -68.43, 54.42 122.02 04/16/2022 20:15:35 -68.41, 54.39 122.04 2.76 63
12 04/16/2022 21:07:19 68.14,-137.90 57.68 04/16/2022 21:06:07 68.14,-138.57 57.69 27.74 72
13 04/16/2022 21:57:54 -67.69, 29.98 122.80 04/16/2022 21:56:45 -67.71, 28.27 122.76 72.24 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/13/2022
SNOs_Map_NPP_GCOM-C_20220413.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/13/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C