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: 10/9/2025
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 10/09/2025 11:54:40 74.56, -10.30 81.10 10/09/2025 11:54:59 74.57, -10.24 81.11 2.38 19
2 10/09/2025 12:45:23 -74.48, 157.22 98.97 10/09/2025 12:44:21 -74.48, 157.22 98.96 0.11 62
3 10/11/2025 21:25:51 75.15,-154.71 82.66 10/11/2025 21:26:57 75.05,-152.13 82.45 74.63 66
4 10/11/2025 22:16:23 -74.55, 14.30 98.00 10/11/2025 22:16:27 -74.55, 14.30 98.00 0.20 4
5 10/11/2025 23:07:01 74.19,-177.45 81.63 10/11/2025 23:05:51 74.22,-178.78 81.72 40.41 70
6 10/14/2025 07:47:23 -74.62,-128.63 97.03 10/14/2025 07:48:33 -74.60,-128.67 97.07 3.26 70
7 10/14/2025 08:38:07 74.56, 38.85 82.92 10/14/2025 08:37:52 74.53, 38.85 82.89 2.90 15
8 10/16/2025 18:09:06 74.59,-103.97 83.83 10/16/2025 18:09:57 74.61,-104.04 83.84 2.81 51
9 10/16/2025 18:59:50 -74.56, 63.43 96.19 10/16/2025 18:59:18 -74.56, 63.51 96.19 2.48 32
10 10/19/2025 04:30:49 -74.60, -79.41 95.29 10/19/2025 04:31:23 -74.61, -79.45 95.28 1.56 34
11 10/19/2025 05:21:32 74.54, 88.07 84.66 10/19/2025 05:20:41 74.55, 88.09 84.68 1.74 51
12 10/21/2025 14:52:32 74.63, -54.91 85.62 10/21/2025 14:52:45 74.63, -54.80 85.61 3.41 13

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/9/2025
SNOs_Map_NPP_TERRA_20251009.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/09/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA