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: 3/14/2025
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 03/14/2025 06:15:01 -73.60,-103.70 103.70 03/14/2025 06:16:13 -73.54,-103.50 103.79 9.53 72
2 03/14/2025 07:05:44 73.44, 63.99 76.11 03/14/2025 07:05:34 73.44, 63.97 76.11 0.75 10
3 03/14/2025 07:56:13 -72.71,-127.12 104.71 03/14/2025 07:55:06 -72.81,-129.60 104.45 82.47 67
4 03/16/2025 17:27:21 -73.50, 88.45 104.79 03/16/2025 17:27:44 -73.51, 88.52 104.80 2.45 23
5 03/16/2025 18:18:05 73.39,-103.98 75.07 03/16/2025 18:17:05 73.41,-104.01 75.11 2.83 60
6 03/19/2025 03:49:00 73.54, 112.96 74.28 03/19/2025 03:49:53 73.54, 113.00 74.26 1.08 53
7 03/19/2025 04:39:42 -73.46, -79.54 105.82 03/19/2025 04:39:15 -73.43, -79.55 105.84 2.87 27
8 03/21/2025 14:10:45 -74.06, 136.31 106.11 03/21/2025 14:11:53 -73.99, 138.37 106.31 63.45 68
9 03/21/2025 15:01:20 73.51, -55.05 73.26 03/21/2025 15:01:22 73.47, -55.05 73.23 3.82 2
10 03/21/2025 15:51:58 -73.23, 112.89 107.06 03/21/2025 15:50:46 -73.26, 112.19 106.97 22.79 72
11 03/24/2025 01:22:56 -73.55, -30.53 107.67 03/24/2025 01:23:30 -73.52, -30.55 107.71 3.25 34
12 03/24/2025 02:13:40 73.44, 137.02 72.20 03/24/2025 02:12:50 73.47, 137.02 72.24 3.36 50
13 03/26/2025 11:44:34 73.57, -5.98 71.40 03/26/2025 11:45:36 73.57, -6.01 71.39 0.91 62
14 03/26/2025 12:35:16 -73.48, 161.53 108.72 03/26/2025 12:34:58 -73.47, 161.45 108.72 2.91 18

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/14/2025
SNOs_Map_NPP_TERRA_20250314.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/14/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA