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: 9/25/2025
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 09/27/2025 08:56:43 74.45, 34.41 76.36 09/27/2025 08:56:59 74.47, 34.30 76.38 3.69 16
2 09/27/2025 09:47:27 -74.43,-158.20 103.66 09/27/2025 09:46:21 -74.41,-158.18 103.67 2.13 66
3 09/29/2025 18:27:54 75.01,-109.86 77.90 09/29/2025 18:29:02 74.88,-107.80 77.68 61.22 68
4 09/29/2025 19:18:28 -74.50, 58.87 102.66 09/29/2025 19:18:30 -74.51, 58.96 102.65 3.13 2
5 09/29/2025 20:09:04 74.04,-132.64 76.86 09/29/2025 20:07:55 74.11,-134.28 77.01 50.52 69
6 10/02/2025 04:49:29 -74.58, -84.08 101.65 10/02/2025 04:50:39 -74.58, -83.97 101.67 3.26 70
7 10/02/2025 05:40:12 74.47, 83.53 78.25 10/02/2025 05:39:58 74.49, 83.50 78.27 2.73 14
8 10/04/2025 15:11:13 74.56, -59.45 79.26 10/04/2025 15:12:06 74.57, -59.39 79.27 2.63 53
9 10/04/2025 16:01:56 -74.47, 108.09 100.82 10/04/2025 16:01:29 -74.46, 107.99 100.83 3.32 27
10 10/07/2025 01:32:57 -74.57, -34.91 99.81 10/07/2025 01:33:36 -74.56, -34.86 99.83 2.10 39
11 10/07/2025 02:23:40 74.46, 132.69 80.10 10/07/2025 02:22:55 74.47, 132.61 80.11 2.25 45
12 10/09/2025 11:54:40 74.52, -10.21 81.07 10/09/2025 11:55:02 74.54, -10.31 81.08 3.43 22

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/25/2025
SNOs_Map_NPP_TERRA_20250926.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/25/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA