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: 9/5/2025
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 09/07/2025 22:53:27 -74.42, 5.26 111.07 09/07/2025 22:54:03 -74.38, 5.26 111.11 3.87 36
2 09/07/2025 23:44:11 74.33, 172.79 68.85 09/07/2025 23:43:21 74.35, 172.85 68.87 2.36 50
3 09/10/2025 09:15:13 74.41, 29.85 69.83 09/10/2025 09:15:34 74.42, 29.92 69.83 2.69 21
4 09/10/2025 10:05:56 -74.34,-162.66 110.24 09/10/2025 10:04:57 -74.32,-162.65 110.25 2.56 59
5 09/12/2025 19:36:58 -74.42, 54.39 109.25 09/12/2025 19:37:09 -74.43, 54.48 109.25 2.79 11
6 09/12/2025 20:27:41 74.30,-137.97 70.63 09/12/2025 20:26:28 74.32,-138.07 70.68 4.39 73
7 09/15/2025 05:08:07 -74.84, -89.50 107.87 09/15/2025 05:09:16 -74.76, -87.83 108.05 49.46 69
8 09/15/2025 05:58:43 74.39, 79.05 71.64 09/15/2025 05:58:40 74.40, 78.99 71.65 2.23 3
9 09/15/2025 06:49:18 -73.92,-112.46 108.87 09/15/2025 06:48:09 -73.99,-114.26 108.70 56.15 69
10 09/17/2025 15:29:45 74.48, -63.94 72.66 09/17/2025 15:30:51 74.50, -63.88 72.65 2.36 66
11 09/17/2025 16:20:27 -74.40, 103.58 107.42 09/17/2025 16:20:13 -74.40, 103.56 107.42 0.69 14

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/5/2025
SNOs_Map_NPP_TERRA_20250906.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/05/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA