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: 10/12/2025
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 10/14/2025 07:47:22 -74.60,-128.56 97.06 10/14/2025 07:48:32 -74.62,-128.62 97.05 2.87 70
2 10/14/2025 08:38:06 74.53, 38.93 82.88 10/14/2025 08:37:51 74.56, 38.91 82.92 3.58 15
3 10/16/2025 18:09:06 74.61,-104.03 83.85 10/16/2025 18:09:56 74.63,-104.00 83.86 2.01 50
4 10/16/2025 18:59:49 -74.54, 63.49 96.22 10/16/2025 18:59:18 -74.53, 63.42 96.23 2.36 31
5 10/19/2025 04:30:49 -74.63, -79.48 95.26 10/19/2025 04:31:22 -74.62, -79.43 95.27 1.80 33
6 10/19/2025 05:21:33 74.56, 88.01 84.69 10/19/2025 05:20:41 74.56, 88.11 84.69 3.08 52
7 10/21/2025 14:52:32 74.61, -54.85 85.59 10/21/2025 14:52:45 74.63, -54.80 85.61 3.13 13
8 10/21/2025 15:43:15 -74.53, 112.66 94.48 10/21/2025 15:42:07 -74.52, 112.61 94.48 1.89 68
9 10/24/2025 00:23:36 74.90, 161.59 86.75 10/24/2025 00:24:47 74.78, 162.49 86.58 29.53 71
10 10/24/2025 01:14:14 -74.59, -30.22 93.58 10/24/2025 01:14:10 -74.61, -30.24 93.56 2.97 4
11 10/24/2025 02:04:46 73.93, 138.78 85.73 10/24/2025 02:03:40 73.99, 136.01 85.89 85.14 66
12 10/26/2025 10:45:12 -74.65,-173.12 92.70 10/26/2025 10:46:12 -74.68,-173.15 92.68 3.34 60
13 10/26/2025 11:35:56 74.58, -5.62 87.25 10/26/2025 11:35:32 74.58, -5.71 87.25 2.70 24

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/12/2025
SNOs_Map_NPP_TERRA_20251013.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/12/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA