Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/28/2025
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 09/29/2025 18:27:54 74.99,-109.82 77.89 09/29/2025 18:29:02 74.90,-107.75 77.69 60.46 68
2 09/29/2025 19:18:28 -74.48, 58.91 102.67 09/29/2025 19:18:31 -74.47, 58.88 102.68 1.30 3
3 09/29/2025 20:09:05 74.07,-132.72 76.89 09/29/2025 20:07:55 74.13,-134.24 77.03 46.48 70
4 10/02/2025 04:49:29 -74.56, -84.05 101.67 10/02/2025 04:50:40 -74.54, -84.05 101.70 2.15 71
5 10/02/2025 05:40:13 74.50, 83.44 78.28 10/02/2025 05:39:58 74.51, 83.55 78.29 3.43 15
6 10/04/2025 15:11:13 74.54, -59.41 79.25 10/04/2025 15:12:07 74.55, -59.46 79.24 1.50 54
7 10/04/2025 16:01:56 -74.46, 108.12 100.84 10/04/2025 16:01:29 -74.48, 108.04 100.81 3.08 27
8 10/07/2025 01:32:57 -74.56, -34.88 99.82 10/07/2025 01:33:36 -74.58, -34.81 99.81 3.19 39
9 10/07/2025 02:23:41 74.50, 132.60 80.13 10/07/2025 02:22:55 74.50, 132.67 80.14 2.33 46
10 10/09/2025 11:54:41 74.56, -10.30 81.11 10/09/2025 11:55:02 74.57, -10.24 81.11 1.94 21
11 10/09/2025 12:45:23 -74.47, 157.24 98.98 10/09/2025 12:44:23 -74.49, 157.24 98.95 2.10 60
12 10/11/2025 21:25:52 75.20,-154.86 82.72 10/11/2025 21:26:58 75.12,-151.97 82.51 82.70 66
13 10/11/2025 22:16:23 -74.54, 14.33 98.01 10/11/2025 22:16:30 -74.52, 14.23 98.02 3.30 7

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/28/2025
SNOs_Map_NPP_TERRA_20250929.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/28/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA