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: 10/13/2025
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 07:47:23 -74.64,-128.68 97.01 10/14/2025 07:48:32 -74.62,-128.61 97.04 2.99 69
2 10/14/2025 08:38:07 74.57, 38.82 82.93 10/14/2025 08:37:51 74.56, 38.93 82.92 3.33 16
3 10/16/2025 18:09:06 74.61,-104.01 83.85 10/16/2025 18:09:56 74.63,-103.98 83.87 3.14 50
4 10/16/2025 18:59:49 -74.53, 63.50 96.22 10/16/2025 18:59:18 -74.53, 63.43 96.22 2.00 31
5 10/19/2025 04:30:49 -74.62, -79.48 95.26 10/19/2025 04:31:22 -74.62, -79.42 95.27 1.66 33
6 10/19/2025 05:21:33 74.56, 88.02 84.68 10/19/2025 05:20:41 74.57, 88.13 84.70 3.61 52
7 10/21/2025 14:52:32 74.61, -54.85 85.59 10/21/2025 14:52:46 74.59, -54.90 85.57 2.55 14
8 10/21/2025 15:43:15 -74.53, 112.67 94.48 10/21/2025 15:42:07 -74.53, 112.63 94.48 1.22 68
9 10/24/2025 00:23:36 74.90, 161.59 86.75 10/24/2025 00:24:47 74.79, 162.51 86.59 29.58 71
10 10/24/2025 01:14:14 -74.59, -30.22 93.58 10/24/2025 01:14:10 -74.62, -30.22 93.55 3.72 4
11 10/24/2025 02:04:45 73.93, 138.78 85.73 10/24/2025 02:03:39 74.00, 136.03 85.90 84.61 66
12 10/26/2025 10:45:13 -74.70,-173.26 92.64 10/26/2025 10:46:12 -74.69,-173.13 92.67 3.97 59
13 10/26/2025 11:35:56 74.59, -5.63 87.25 10/26/2025 11:35:32 74.59, -5.69 87.26 1.92 24

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/13/2025
SNOs_Map_NPP_TERRA_20251014.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/13/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA