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: 7/15/2023
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 69.67 69
2 07/26/2023 22:12:18 68.68,-154.42 49.27 07/26/2023 22:13:31 68.67,-154.29 49.25 5.29 73
3 07/26/2023 23:03:00 -68.59, 13.01 130.82 07/26/2023 23:04:03 -68.57, 12.95 130.84 3.24 63
4 07/26/2023 23:53:46 68.57,-179.66 49.18 07/26/2023 23:54:30 68.55,-179.68 49.15 2.34 44
5 07/27/2023 00:44:29 -68.54, -12.30 130.85 07/27/2023 00:45:00 -68.56, -12.29 130.83 2.15 31
6 07/27/2023 01:35:15 68.53, 155.03 49.14 07/27/2023 01:35:27 68.55, 155.07 49.16 2.79 12
7 07/27/2023 02:25:58 -68.49, -37.61 130.88 07/27/2023 02:25:58 -68.50, -37.61 130.88 0.52 0
8 07/27/2023 03:16:44 68.48, 129.72 49.11 07/27/2023 03:16:25 68.48, 129.75 49.12 1.55 19
9 07/27/2023 04:07:27 -68.45, -62.92 130.92 07/27/2023 04:06:56 -68.44, -62.93 130.93 1.17 31
10 07/27/2023 04:58:13 68.43, 104.41 49.08 07/27/2023 04:57:23 68.42, 104.44 49.07 1.65 50
11 07/27/2023 05:48:56 -68.40, -88.23 130.95 07/27/2023 05:47:54 -68.37, -88.25 130.97 2.81 62
12 07/27/2023 06:39:38 68.16, 79.37 48.82 07/27/2023 06:38:25 68.14, 78.84 48.81 21.98 73
13 07/27/2023 07:30:13 -67.70,-112.74 131.65 07/27/2023 07:29:03 -67.71,-114.30 131.59 65.91 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/15/2023
SNOs_Map_NPP_GCOM-C_20230715.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/15/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C