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: 7/24/2023
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, 39.15 130.16 69.67 69
2 07/26/2023 22:12:19 68.72,-154.47 49.31 07/26/2023 22:13:31 68.69,-154.27 49.27 8.70 72
3 07/26/2023 23:03:00 -68.59, 13.02 130.82 07/26/2023 23:04:03 -68.58, 12.96 130.83 2.52 63
4 07/26/2023 23:53:46 68.56,-179.64 49.16 07/26/2023 23:54:30 68.57,-179.66 49.17 1.56 44
5 07/27/2023 00:44:29 -68.54, -12.29 130.85 07/27/2023 00:45:00 -68.57, -12.29 130.83 3.25 31
6 07/27/2023 01:35:15 68.51, 155.05 49.13 07/27/2023 01:35:28 68.51, 155.02 49.13 1.09 13
7 07/27/2023 02:25:57 -68.49, -37.60 130.89 07/27/2023 02:25:57 -68.51, -37.60 130.87 1.60 0
8 07/27/2023 03:16:43 68.46, 129.74 49.10 07/27/2023 03:16:25 68.45, 129.71 49.08 2.36 18
9 07/27/2023 04:07:26 -68.44, -62.92 130.92 07/27/2023 04:06:55 -68.44, -62.92 130.92 0.23 31
10 07/27/2023 04:58:12 68.41, 104.43 49.06 07/27/2023 04:57:22 68.44, 104.46 49.09 2.72 50
11 07/27/2023 05:48:55 -68.39, -88.23 130.95 07/27/2023 05:47:53 -68.38, -88.24 130.96 1.74 62
12 07/27/2023 06:39:37 68.15, 79.39 48.81 07/27/2023 06:38:24 68.16, 78.87 48.83 21.72 73
13 07/27/2023 07:30:12 -67.70,-112.73 131.65 07/27/2023 07:29:02 -67.72,-114.29 131.59 65.82 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/24/2023
SNOs_Map_NPP_GCOM-C_20230725.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/24/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C