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: 5/20/2023
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 05/23/2023 03:36:26 69.61, 123.50 48.99 05/23/2023 03:37:33 69.56, 125.92 48.94 94.29 67
2 05/23/2023 04:27:01 -69.15, -68.53 131.49 05/23/2023 04:28:12 -69.07, -67.38 131.57 46.14 71
3 05/23/2023 05:17:38 68.66, 99.45 48.01 05/23/2023 05:18:47 68.64, 99.43 48.00 1.53 69
4 05/23/2023 06:08:21 -68.62, -93.19 132.03 05/23/2023 06:09:17 -68.64, -93.20 132.01 2.27 56
5 05/23/2023 06:59:07 68.61, 74.13 47.95 05/23/2023 06:59:45 68.59, 74.12 47.93 2.64 38
6 05/23/2023 07:49:50 -68.58,-118.50 132.09 05/23/2023 07:50:15 -68.59,-118.51 132.08 1.10 25
7 05/23/2023 08:40:36 68.57, 48.82 47.89 05/23/2023 08:40:42 68.59, 48.88 47.91 3.42 6
8 05/23/2023 09:31:19 -68.53,-143.82 132.15 05/23/2023 09:31:13 -68.53,-143.82 132.15 0.13 6
9 05/23/2023 10:22:05 68.52, 23.50 47.83 05/23/2023 10:21:40 68.53, 23.57 47.84 2.96 25
10 05/23/2023 11:12:48 -68.49,-169.13 132.21 05/23/2023 11:12:11 -68.47,-169.13 132.22 1.28 37
11 05/23/2023 12:03:33 68.42, -1.74 47.72 05/23/2023 12:02:39 68.42, -1.81 47.72 2.73 54
12 05/23/2023 12:54:17 -68.44, 165.55 132.27 05/23/2023 12:53:09 -68.42, 165.57 132.29 2.47 68
13 05/23/2023 13:44:55 68.00, -26.58 47.28 05/23/2023 13:43:43 68.04, -27.53 47.32 39.74 72
14 05/23/2023 14:35:30 -67.53, 141.31 133.19 05/23/2023 14:34:22 -67.55, 139.26 133.17 87.13 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 5/20/2023
SNOs_Map_NPP_GCOM-C_20230520.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 05/20/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C