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: 2/25/2023
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 69.28, 6.51 74.91 03/06/2023 11:26:37 69.21, 8.27 74.80 69.86 69
2 03/06/2023 12:16:03 -68.81, 174.47 105.59 03/06/2023 12:17:16 -68.74, 175.00 105.69 22.96 73
3 03/06/2023 13:06:44 68.54, -17.85 74.12 03/06/2023 13:07:46 68.56, -17.84 74.13 2.60 62
4 03/06/2023 13:57:27 -68.50, 149.51 105.94 03/06/2023 13:58:17 -68.52, 149.47 105.93 2.26 50
5 03/06/2023 14:48:13 68.49, -43.17 74.04 03/06/2023 14:48:44 68.50, -43.15 74.05 1.26 31
6 03/06/2023 15:38:56 -68.46, 124.20 106.01 03/06/2023 15:39:15 -68.46, 124.16 106.02 1.66 19
7 03/06/2023 16:29:42 68.45, -68.48 73.97 03/06/2023 16:29:42 68.45, -68.47 73.96 0.63 0
8 03/06/2023 17:20:25 -68.41, 98.89 106.09 03/06/2023 17:20:13 -68.40, 98.85 106.10 2.06 12
9 03/06/2023 18:11:11 68.40, -93.79 73.89 03/06/2023 18:10:40 68.39, -93.78 73.88 1.80 31
10 03/06/2023 19:01:54 -68.36, 73.57 106.16 03/06/2023 19:01:11 -68.34, 73.54 106.18 3.09 43
11 03/06/2023 19:52:40 68.36,-119.11 73.82 03/06/2023 19:51:38 68.33,-119.09 73.80 3.19 62
12 03/06/2023 20:43:23 -68.32, 48.26 106.24 03/06/2023 20:42:08 -68.34, 48.29 106.22 2.41 75
13 03/06/2023 21:33:57 67.66,-143.61 73.08 03/06/2023 21:32:47 67.67,-145.14 73.13 64.64 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/25/2023
SNOs_Map_NPP_GCOM-C_20230225.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/25/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C