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: 3/21/2025
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 03/21/2025 14:10:44 -74.03, 136.38 106.14 03/21/2025 14:11:53 -73.90, 138.17 106.39 57.10 69
2 03/21/2025 15:01:19 73.47, -54.98 73.22 03/21/2025 15:01:20 73.49, -55.01 73.24 2.45 1
3 03/21/2025 15:51:56 -73.15, 113.06 107.15 03/21/2025 15:50:45 -73.22, 112.11 107.01 31.54 71
4 03/24/2025 01:22:55 -73.54, -30.51 107.68 03/24/2025 01:23:27 -73.51, -30.55 107.71 3.10 32
5 03/24/2025 02:13:40 73.47, 136.95 72.24 03/24/2025 02:12:47 73.47, 137.04 72.25 2.82 53
6 03/26/2025 11:44:33 73.57, -5.99 71.40 03/26/2025 11:45:31 73.59, -5.95 71.40 2.81 58
7 03/26/2025 12:35:15 -73.50, 161.50 108.70 03/26/2025 12:34:53 -73.48, 161.49 108.71 1.68 22
8 03/28/2025 22:06:20 -74.20, 17.11 108.86 03/28/2025 22:07:27 -74.07, 19.51 109.14 74.34 67
9 03/28/2025 22:56:53 73.55,-174.01 70.40 03/28/2025 22:56:56 73.55,-173.93 70.40 2.71 3
10 03/28/2025 23:47:32 -73.32, -6.18 109.87 03/28/2025 23:46:19 -73.39, -6.60 109.76 15.39 73
11 03/31/2025 09:18:27 -73.54,-149.39 110.56 03/31/2025 09:19:00 -73.55,-149.49 110.56 3.31 33
12 03/31/2025 10:09:12 73.49, 18.04 69.37 03/31/2025 10:08:20 73.50, 18.07 69.39 1.61 52
13 04/02/2025 19:40:04 73.58,-124.87 68.54 04/02/2025 19:41:01 73.60,-124.95 68.55 3.28 57
14 04/02/2025 20:30:47 -73.54, 42.53 111.52 04/02/2025 20:30:22 -73.55, 42.61 111.52 2.63 25

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/21/2025
SNOs_Map_NPP_TERRA_20250321.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/21/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA