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: 10/11/2025
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 10/11/2025 21:25:51 75.14,-154.68 82.65 10/11/2025 21:26:58 75.02,-152.23 82.42 71.59 67
2 10/11/2025 22:16:23 -74.54, 14.33 98.01 10/11/2025 22:16:27 -74.56, 14.32 97.99 2.29 4
3 10/11/2025 23:07:01 74.18,-177.42 81.62 10/11/2025 23:05:51 74.24,-178.75 81.73 40.76 70
4 10/14/2025 07:47:23 -74.61,-128.61 97.04 10/14/2025 07:48:33 -74.61,-128.64 97.05 0.96 70
5 10/14/2025 08:38:07 74.55, 38.88 82.91 10/14/2025 08:37:52 74.55, 38.89 82.91 0.40 15
6 10/16/2025 18:09:06 74.63,-104.07 83.87 10/16/2025 18:09:56 74.63,-103.99 83.86 2.53 50
7 10/16/2025 18:59:49 -74.55, 63.45 96.20 10/16/2025 18:59:18 -74.53, 63.44 96.22 2.17 31
8 10/19/2025 04:30:48 -74.59, -79.39 95.30 10/19/2025 04:31:23 -74.59, -79.50 95.30 3.21 35
9 10/19/2025 05:21:32 74.53, 88.10 84.65 10/19/2025 05:20:42 74.54, 88.05 84.67 2.04 50
10 10/21/2025 14:52:32 74.62, -54.88 85.60 10/21/2025 14:52:46 74.63, -54.81 85.61 2.52 14
11 10/21/2025 15:43:15 -74.54, 112.64 94.47 10/21/2025 15:42:08 -74.52, 112.61 94.48 2.33 67
12 10/24/2025 00:23:37 74.96, 161.44 86.81 10/24/2025 00:24:47 74.86, 162.67 86.66 37.45 70
13 10/24/2025 01:14:14 -74.59, -30.23 93.58 10/24/2025 01:14:12 -74.59, -30.30 93.58 2.18 2

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/11/2025
SNOs_Map_NPP_TERRA_20251011.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/11/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA