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: 4/12/2022
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,-179.89 121.01 04/16/2022 11:50:36 -69.23,-178.33 121.10 61.59 70
2 04/16/2022 12:40:01 68.69, -11.75 58.36 04/16/2022 12:41:13 68.69, -11.67 58.36 2.94 72
3 04/16/2022 13:30:44 -68.67, 155.61 121.68 04/16/2022 13:31:44 -68.64, 155.63 121.72 3.34 60
4 04/16/2022 14:21:28 68.59, -36.99 58.23 04/16/2022 14:22:11 68.58, -37.05 58.22 2.91 43
5 04/16/2022 15:12:11 -68.57, 130.37 121.81 04/16/2022 15:12:41 -68.58, 130.32 121.79 2.56 30
6 04/16/2022 16:02:57 68.55, -62.30 58.16 04/16/2022 16:03:09 68.53, -62.36 58.14 3.26 12
7 04/16/2022 16:53:40 -68.52, 105.05 121.88 04/16/2022 16:53:39 -68.53, 105.01 121.87 1.86 1
8 04/16/2022 17:44:26 68.50, -87.61 58.09 04/16/2022 17:44:06 68.53, -87.60 58.12 3.07 20
9 04/16/2022 18:35:09 -68.47, 79.74 121.95 04/16/2022 18:34:37 -68.47, 79.70 121.95 1.47 32
10 04/16/2022 19:25:55 68.45,-112.93 58.02 04/16/2022 19:25:04 68.47,-112.91 58.04 2.16 51
11 04/16/2022 20:16:38 -68.43, 54.43 122.03 04/16/2022 20:15:35 -68.42, 54.40 122.03 1.64 63
12 04/16/2022 21:07:19 68.14,-137.89 57.67 04/16/2022 21:06:07 68.14,-138.56 57.69 27.73 72
13 04/16/2022 21:57:54 -67.68, 29.99 122.80 04/16/2022 21:56:45 -67.71, 28.28 122.75 72.27 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/12/2022
SNOs_Map_NPP_GCOM-C_20220412.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/12/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C