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: 5/11/2023
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 05/23/2023 03:36:25 69.60, 123.51 48.99 05/23/2023 03:37:32 69.55, 125.91 48.93 93.23 67
2 05/23/2023 04:27:00 -69.13, -68.50 131.51 05/23/2023 04:28:11 -69.07, -67.39 131.57 44.73 71
3 05/23/2023 05:17:37 68.65, 99.46 48.01 05/23/2023 05:18:46 68.63, 99.42 47.99 2.72 69
4 05/23/2023 06:08:21 -68.66, -93.24 132.00 05/23/2023 06:09:16 -68.64, -93.20 132.02 2.56 55
5 05/23/2023 06:59:06 68.61, 74.14 47.95 05/23/2023 06:59:43 68.63, 74.18 47.97 2.92 37
6 05/23/2023 07:49:49 -68.56,-118.48 132.11 05/23/2023 07:50:14 -68.58,-118.51 132.09 2.87 25
7 05/23/2023 08:40:35 68.56, 48.83 47.89 05/23/2023 08:40:41 68.57, 48.86 47.90 1.98 6
8 05/23/2023 09:31:18 -68.51,-143.79 132.17 05/23/2023 09:31:12 -68.53,-143.82 132.16 1.70 6
9 05/23/2023 10:22:04 68.51, 23.51 47.83 05/23/2023 10:21:39 68.52, 23.55 47.83 1.64 25
10 05/23/2023 11:12:47 -68.47,-169.11 132.23 05/23/2023 11:12:10 -68.47,-169.13 132.23 0.86 37
11 05/23/2023 12:03:33 68.47, -1.80 47.77 05/23/2023 12:02:37 68.46, -1.76 47.76 2.22 56
12 05/23/2023 12:54:16 -68.42, 165.57 132.29 05/23/2023 12:53:08 -68.41, 165.56 132.30 1.36 68
13 05/23/2023 13:44:54 67.99, -26.57 47.28 05/23/2023 13:43:42 68.02, -27.55 47.31 40.78 72
14 05/23/2023 14:35:29 -67.52, 141.33 133.21 05/23/2023 14:34:21 -67.54, 139.25 133.18 88.37 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 5/11/2023
SNOs_Map_NPP_GCOM-C_20230511.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 05/11/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C