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: 9/9/2023
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 09/16/2023 17:32:56 69.34, -85.56 66.69 09/16/2023 17:34:05 69.26, -83.77 66.62 70.89 69
2 09/16/2023 18:23:31 -68.86, 82.41 113.78 09/16/2023 18:24:44 -68.78, 82.95 113.86 23.65 73
3 09/16/2023 19:14:12 68.60,-109.93 65.97 09/16/2023 19:15:14 68.61,-109.89 65.98 2.28 62
4 09/16/2023 20:04:55 -68.55, 57.45 114.07 09/16/2023 20:05:45 -68.56, 57.42 114.06 1.30 50
5 09/16/2023 20:55:41 68.55,-135.24 65.95 09/16/2023 20:56:12 68.55,-135.20 65.95 1.60 31
6 09/16/2023 21:46:24 -68.51, 32.13 114.08 09/16/2023 21:46:43 -68.50, 32.10 114.09 1.55 19
7 09/16/2023 22:37:10 68.51,-160.56 65.93 09/16/2023 22:37:10 68.49,-160.52 65.92 2.57 0
8 09/16/2023 23:27:53 -68.46, 6.81 114.10 09/16/2023 23:27:41 -68.44, 6.79 114.13 3.08 12
9 09/17/2023 00:18:38 68.41, 174.19 65.86 09/17/2023 00:18:08 68.43, 174.16 65.88 2.47 30
10 09/17/2023 01:09:22 -68.42, -18.50 114.12 09/17/2023 01:08:38 -68.43, -18.46 114.11 2.29 44
11 09/17/2023 02:00:07 68.36, 148.88 65.85 09/17/2023 01:59:06 68.37, 148.85 65.85 1.17 61
12 09/17/2023 02:50:51 -68.37, -43.82 114.14 09/17/2023 02:49:36 -68.37, -43.77 114.14 2.05 75
13 09/17/2023 03:41:25 67.72, 124.30 65.23 09/17/2023 03:40:15 67.71, 122.80 65.21 63.56 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 9/9/2023
SNOs_Map_NPP_GCOM-C_20230909.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 09/09/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C