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: 7/25/2023
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 07/26/2023 21:21:44 -69.33, 37.37 130.06 07/26/2023 21:22:53 -69.28, 39.14 130.16 69.72 69
2 07/26/2023 22:12:19 68.72,-154.48 49.31 07/26/2023 22:13:31 68.68,-154.27 49.27 9.10 72
3 07/26/2023 23:03:00 -68.59, 13.01 130.81 07/26/2023 23:04:02 -68.62, 13.02 130.79 3.41 62
4 07/26/2023 23:53:46 68.56,-179.64 49.17 07/26/2023 23:54:30 68.57,-179.66 49.17 0.83 44
5 07/27/2023 00:44:29 -68.55, -12.30 130.85 07/27/2023 00:45:00 -68.56, -12.30 130.83 1.74 31
6 07/27/2023 01:35:15 68.52, 155.04 49.13 07/27/2023 01:35:28 68.50, 155.02 49.12 1.85 13
7 07/27/2023 02:25:58 -68.50, -37.61 130.88 07/27/2023 02:25:58 -68.50, -37.61 130.88 0.10 0
8 07/27/2023 03:16:44 68.47, 129.73 49.10 07/27/2023 03:16:25 68.49, 129.77 49.13 3.22 19
9 07/27/2023 04:07:27 -68.45, -62.92 130.91 07/27/2023 04:06:56 -68.44, -62.93 130.93 1.59 31
10 07/27/2023 04:58:13 68.42, 104.42 49.07 07/27/2023 04:57:23 68.43, 104.45 49.08 1.70 50
11 07/27/2023 05:48:56 -68.40, -88.24 130.95 07/27/2023 05:47:54 -68.37, -88.25 130.97 3.25 62
12 07/27/2023 06:39:38 68.16, 79.38 48.81 07/27/2023 06:38:25 68.15, 78.86 48.82 21.79 73
13 07/27/2023 07:30:12 -67.71,-112.74 131.64 07/27/2023 07:29:02 -67.71,-114.30 131.60 65.87 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/25/2023
SNOs_Map_NPP_GCOM-C_20230726.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/25/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C