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: 5/21/2025
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 05/21/2025 12:36:51 73.84, -19.54 53.71 05/21/2025 12:37:45 73.85, -19.59 53.71 2.09 54
2 05/21/2025 13:27:34 -73.77, 147.95 126.39 05/21/2025 13:27:08 -73.76, 147.87 126.39 2.85 26
3 05/23/2025 22:58:34 -73.87, 4.96 126.73 05/23/2025 22:59:36 -73.86, 4.92 126.75 2.01 62
4 05/23/2025 23:49:18 73.80, 172.44 53.20 05/23/2025 23:48:54 73.82, 172.52 53.21 3.24 24
5 05/26/2025 09:20:18 73.92, 29.42 52.90 05/26/2025 09:21:22 73.91, 29.52 52.87 3.48 64
6 05/26/2025 10:11:01 -73.84,-163.07 127.20 05/26/2025 10:10:45 -73.82,-163.00 127.22 3.07 16
7 05/28/2025 19:42:00 -73.96, 53.91 127.45 05/28/2025 19:43:11 -73.94, 54.09 127.50 5.68 71
8 05/28/2025 20:32:43 73.85,-138.50 52.42 05/28/2025 20:32:30 73.84,-138.44 52.42 1.94 13
9 05/28/2025 21:23:11 -73.02, 30.71 128.50 05/28/2025 21:22:06 -73.07, 27.65 128.26 99.25 65
10 05/31/2025 06:03:45 74.07, 78.22 52.32 05/31/2025 06:04:56 74.00, 78.72 52.20 17.50 71
11 05/31/2025 06:54:25 -73.84,-113.90 127.95 05/31/2025 06:54:20 -73.86,-113.91 127.92 2.85 5
12 05/31/2025 07:44:56 73.13, 55.04 51.27 05/31/2025 07:43:50 73.18, 52.37 51.49 86.28 66
13 06/02/2025 16:25:32 -74.31, 102.20 127.73 06/02/2025 16:26:42 -74.21, 103.68 127.93 46.09 70
14 06/02/2025 17:16:08 73.86, -89.37 51.76 06/02/2025 17:16:06 73.85, -89.43 51.76 2.08 2

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/21/2025
SNOs_Map_NPP_TERRA_20250521.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/21/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA