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: 7/16/2023
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, 37.38 130.07 07/26/2023 21:22:53 -69.29, 39.16 130.15 69.95 69
2 07/26/2023 22:12:19 68.72,-154.48 49.32 07/26/2023 22:13:31 68.68,-154.27 49.27 9.59 72
3 07/26/2023 23:03:00 -68.59, 13.02 130.82 07/26/2023 23:04:03 -68.58, 12.97 130.83 2.02 63
4 07/26/2023 23:53:46 68.57,-179.65 49.17 07/26/2023 23:54:30 68.57,-179.66 49.17 0.45 44
5 07/27/2023 00:44:29 -68.54, -12.30 130.85 07/27/2023 00:45:01 -68.52, -12.35 130.88 3.10 32
6 07/27/2023 01:35:15 68.52, 155.04 49.14 07/27/2023 01:35:28 68.50, 155.02 49.12 1.88 13
7 07/27/2023 02:25:58 -68.49, -37.61 130.89 07/27/2023 02:25:58 -68.51, -37.60 130.87 2.28 0
8 07/27/2023 03:16:44 68.47, 129.73 49.10 07/27/2023 03:16:25 68.50, 129.77 49.13 3.23 19
9 07/27/2023 04:07:27 -68.44, -62.92 130.92 07/27/2023 04:06:56 -68.45, -62.92 130.91 0.66 31
10 07/27/2023 04:58:13 68.42, 104.41 49.07 07/27/2023 04:57:23 68.43, 104.45 49.08 1.88 50
11 07/27/2023 05:48:56 -68.39, -88.23 130.96 07/27/2023 05:47:54 -68.38, -88.23 130.96 0.96 62
12 07/27/2023 06:39:38 68.16, 79.38 48.81 07/27/2023 06:38:25 68.15, 78.86 48.83 21.42 73
13 07/27/2023 07:30:13 -67.70,-112.73 131.65 07/27/2023 07:29:03 -67.73,-114.29 131.58 65.54 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/16/2023
SNOs_Map_NPP_GCOM-C_20230717.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/16/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C