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: 2/22/2023
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 03/06/2023 11:25:28 69.30, 6.49 74.93 03/06/2023 11:26:36 69.25, 8.32 74.83 72.32 68
2 03/06/2023 12:16:03 -68.83, 174.45 105.57 03/06/2023 12:17:15 -68.77, 175.04 105.66 24.66 72
3 03/06/2023 13:06:44 68.56, -17.87 74.14 03/06/2023 13:07:46 68.54, -17.87 74.11 1.99 62
4 03/06/2023 13:57:27 -68.52, 149.50 105.93 03/06/2023 13:58:17 -68.49, 149.45 105.95 3.21 50
5 03/06/2023 14:48:13 68.51, -43.19 74.06 03/06/2023 14:48:44 68.48, -43.18 74.03 3.44 31
6 03/06/2023 15:38:56 -68.47, 124.18 106.00 03/06/2023 15:39:14 -68.49, 124.21 105.99 2.24 18
7 03/06/2023 16:29:41 68.41, -68.43 73.93 03/06/2023 16:29:42 68.42, -68.49 73.94 2.78 1
8 03/06/2023 17:20:25 -68.42, 98.87 106.08 03/06/2023 17:20:12 -68.43, 98.89 106.07 1.13 13
9 03/06/2023 18:11:10 68.37, -93.74 73.86 03/06/2023 18:10:40 68.36, -93.81 73.86 2.51 30
10 03/06/2023 19:01:54 -68.38, 73.56 106.15 03/06/2023 19:01:10 -68.37, 73.58 106.15 1.32 44
11 03/06/2023 19:52:39 68.32,-119.06 73.78 03/06/2023 19:51:38 68.30,-119.12 73.77 3.02 61
12 03/06/2023 20:43:23 -68.33, 48.24 106.22 03/06/2023 20:42:08 -68.31, 48.27 106.24 2.55 75
13 03/06/2023 21:33:56 67.63,-143.56 73.04 03/06/2023 21:32:47 67.65,-145.16 73.11 67.80 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/22/2023
SNOs_Map_NPP_GCOM-C_20230222.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/22/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C