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: 10/27/2025
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 11/01/2025 05:26:24 -69.49, -83.62 96.10 11/01/2025 05:27:34 -69.41, -82.29 96.15 52.59 70
2 11/01/2025 06:17:00 68.95, 84.45 83.38 11/01/2025 06:18:10 68.93, 84.43 83.37 2.10 70
3 11/01/2025 07:07:43 -68.91,-108.18 96.65 11/01/2025 07:08:40 -68.93,-108.19 96.62 2.86 57
4 11/01/2025 07:58:29 68.90, 59.14 83.36 11/01/2025 07:59:08 68.88, 59.13 83.34 2.13 39
5 11/01/2025 08:49:12 -68.86,-133.48 96.68 11/01/2025 08:49:38 -68.88,-133.50 96.65 2.86 26
6 11/01/2025 09:39:58 68.85, 33.84 83.33 11/01/2025 09:40:06 68.83, 33.82 83.31 2.15 8
7 11/01/2025 10:30:41 -68.80,-158.79 96.71 11/01/2025 10:30:36 -68.83,-158.80 96.68 2.85 5
8 11/01/2025 11:21:27 68.80, 8.53 83.30 11/01/2025 11:21:04 68.78, 8.52 83.28 2.16 23
9 11/01/2025 12:12:10 -68.75, 175.91 96.73 11/01/2025 12:11:34 -68.78, 175.89 96.71 2.84 36
10 11/01/2025 13:02:56 68.75, -16.77 83.27 11/01/2025 13:02:02 68.73, -16.79 83.25 2.17 54
11 11/01/2025 13:53:39 -68.70, 150.60 96.76 11/01/2025 13:52:32 -68.73, 150.59 96.74 2.82 67
12 11/01/2025 14:44:18 68.32, -41.58 82.88 11/01/2025 14:43:06 68.35, -42.52 82.89 38.42 72
13 11/01/2025 15:34:53 -67.85, 126.33 97.57 11/01/2025 15:33:45 -67.87, 124.25 97.60 87.05 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 10/27/2025
SNOs_Map_NPP_GCOM-C_20251028.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 10/27/2025 in txt file.

Historial Predications of SNOs between NPP and GCOM-C