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: 3/8/2025
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 03/09/2025 08:41:13 74.11, 38.56 78.82 03/09/2025 08:42:20 74.00, 41.01 78.55 75.84 67
2 03/09/2025 09:31:43 -73.44,-152.51 101.95 03/09/2025 09:31:51 -73.44,-152.51 101.96 0.29 8
3 03/09/2025 10:22:25 73.22, 15.27 77.80 03/09/2025 10:21:13 73.28, 14.84 77.90 15.20 72
4 03/11/2025 19:53:23 73.49,-128.05 77.15 03/11/2025 19:54:02 73.49,-127.99 77.14 2.04 39
5 03/11/2025 20:44:05 -73.41, 39.45 102.95 03/11/2025 20:43:24 -73.40, 39.49 102.96 1.89 41
6 03/14/2025 06:15:02 -73.64,-103.79 103.65 03/14/2025 06:16:13 -73.59,-103.39 103.75 13.71 71
7 03/14/2025 07:05:44 73.43, 64.00 76.10 03/14/2025 07:05:35 73.43, 63.95 76.11 1.51 9
8 03/14/2025 07:56:14 -72.75,-127.20 104.67 03/14/2025 07:55:07 -72.81,-129.60 104.45 79.38 67
9 03/16/2025 17:27:21 -73.49, 88.48 104.81 03/16/2025 17:27:46 -73.49, 88.49 104.81 0.70 25
10 03/16/2025 18:18:05 73.38,-103.96 75.06 03/16/2025 18:17:07 73.39,-104.06 75.09 3.11 58
11 03/19/2025 03:48:59 73.52, 112.99 74.27 03/19/2025 03:49:55 73.52, 112.94 74.24 1.73 56
12 03/19/2025 04:39:41 -73.44, -79.50 105.84 03/19/2025 04:39:16 -73.47, -79.48 105.81 3.48 25
13 03/21/2025 14:10:48 -74.18, 136.00 105.97 03/21/2025 14:11:55 -74.09, 138.59 106.22 79.16 67
14 03/21/2025 15:01:20 73.49, -55.01 73.24 03/21/2025 15:01:25 73.52, -54.97 73.27 3.42 5

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/8/2025
SNOs_Map_NPP_TERRA_20250308.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/08/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA