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: 9/23/2025
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 22:34:59 -74.48, 9.76 104.54 09/24/2025 22:35:30 -74.50, 9.78 104.54 1.48 31
2 09/24/2025 23:25:43 74.41, 177.26 75.40 09/24/2025 23:24:49 74.40, 177.25 75.40 1.05 54
3 09/27/2025 08:56:44 74.48, 34.34 76.39 09/27/2025 08:56:59 74.49, 34.36 76.40 1.47 15
4 09/27/2025 09:47:27 -74.40,-158.14 103.69 09/27/2025 09:46:21 -74.43,-158.12 103.64 3.61 66
5 09/29/2025 18:27:54 74.99,-109.80 77.88 09/29/2025 18:29:02 74.91,-107.73 77.70 60.32 68
6 09/29/2025 19:18:28 -74.47, 58.94 102.69 09/29/2025 19:18:31 -74.49, 58.91 102.67 1.94 3
7 09/29/2025 20:09:05 74.07,-132.71 76.89 09/29/2025 20:07:55 74.14,-134.21 77.03 46.60 70
8 10/02/2025 04:49:29 -74.55, -84.01 101.68 10/02/2025 04:50:40 -74.56, -84.00 101.68 1.27 71
9 10/02/2025 05:40:13 74.49, 83.46 78.27 10/02/2025 05:39:59 74.47, 83.46 78.25 2.27 14
10 10/04/2025 15:11:14 74.58, -59.52 79.29 10/04/2025 15:12:07 74.57, -59.41 79.26 3.63 53
11 10/04/2025 16:01:57 -74.49, 108.03 100.80 10/04/2025 16:01:29 -74.50, 108.10 100.79 2.26 28
12 10/07/2025 01:32:56 -74.54, -34.83 99.84 10/07/2025 01:33:36 -74.56, -34.85 99.82 2.14 40
13 10/07/2025 02:23:40 74.49, 132.63 80.12 10/07/2025 02:22:55 74.47, 132.62 80.11 1.55 45

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/23/2025
SNOs_Map_NPP_TERRA_20250924.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/23/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA