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: 9/24/2025
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 09/24/2025 23:25:43 74.40, 177.29 75.38 09/24/2025 23:24:49 74.42, 177.29 75.41 2.39 54
2 09/27/2025 08:56:44 74.47, 34.38 76.38 09/27/2025 08:57:00 74.46, 34.27 76.37 3.31 16
3 09/27/2025 09:47:27 -74.39,-158.10 103.70 09/27/2025 09:46:22 -74.40,-158.21 103.68 3.22 65
4 09/29/2025 18:27:55 75.02,-109.90 77.92 09/29/2025 18:29:02 74.92,-107.70 77.71 64.32 67
5 09/29/2025 19:18:29 -74.51, 58.84 102.65 09/29/2025 19:18:31 -74.50, 58.94 102.66 3.05 2
6 09/29/2025 20:09:05 74.05,-132.67 76.87 09/29/2025 20:07:56 74.10,-134.30 77.00 49.99 69
7 10/02/2025 04:49:28 -74.54, -83.98 101.69 10/02/2025 04:50:39 -74.57, -83.98 101.67 3.64 71
8 10/02/2025 05:40:12 74.48, 83.50 78.26 10/02/2025 05:39:58 74.48, 83.48 78.26 0.66 14
9 10/04/2025 15:11:13 74.57, -59.48 79.27 10/04/2025 15:12:06 74.57, -59.40 79.26 2.40 53
10 10/04/2025 16:01:56 -74.48, 108.06 100.81 10/04/2025 16:01:28 -74.50, 108.11 100.79 2.86 28
11 10/07/2025 01:32:57 -74.58, -34.93 99.80 10/07/2025 01:33:36 -74.56, -34.86 99.83 3.31 39
12 10/07/2025 02:23:40 74.47, 132.66 80.11 10/07/2025 02:22:55 74.47, 132.61 80.11 1.46 45

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/24/2025
SNOs_Map_NPP_TERRA_20250925.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/24/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA