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: 7/21/2023
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 -69.28, 39.14 130.16 69.53 69
2 07/26/2023 22:12:19 68.72,-154.48 49.31 07/26/2023 22:13:31 68.68,-154.28 49.26 9.13 72
3 07/26/2023 23:03:00 -68.59, 13.02 130.82 07/26/2023 23:04:03 -68.57, 12.96 130.84 3.11 63
4 07/26/2023 23:53:46 68.56,-179.64 49.17 07/26/2023 23:54:30 68.56,-179.67 49.16 1.00 44
5 07/27/2023 00:44:29 -68.54, -12.29 130.85 07/27/2023 00:45:00 -68.56, -12.29 130.83 2.45 31
6 07/27/2023 01:35:15 68.52, 155.04 49.13 07/27/2023 01:35:28 68.50, 155.01 49.12 2.29 13
7 07/27/2023 02:25:58 -68.49, -37.61 130.89 07/27/2023 02:25:58 -68.50, -37.61 130.88 0.81 0
8 07/27/2023 03:16:44 68.47, 129.73 49.10 07/27/2023 03:16:25 68.49, 129.76 49.12 2.76 19
9 07/27/2023 04:07:26 -68.44, -62.92 130.92 07/27/2023 04:06:55 -68.44, -62.93 130.93 0.98 31
10 07/27/2023 04:58:12 68.42, 104.42 49.07 07/27/2023 04:57:22 68.43, 104.45 49.08 1.27 50
11 07/27/2023 05:48:55 -68.40, -88.23 130.95 07/27/2023 05:47:53 -68.37, -88.25 130.97 2.62 62
12 07/27/2023 06:39:37 68.16, 79.38 48.81 07/27/2023 06:38:24 68.15, 78.85 48.82 21.99 73
13 07/27/2023 07:30:12 -67.70,-112.73 131.65 07/27/2023 07:29:02 -67.71,-114.30 131.59 66.02 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/21/2023
SNOs_Map_NPP_GCOM-C_20230722.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/21/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C