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: 4/29/2025
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 04/29/2025 14:30:36 73.75, -47.84 59.25 04/29/2025 14:31:48 73.75, -47.88 59.23 1.26 72
2 04/29/2025 15:21:19 -73.70, 119.59 120.82 04/29/2025 15:21:10 -73.67, 119.63 120.85 3.31 9
3 05/02/2025 00:52:27 -74.15, -24.24 121.05 05/02/2025 00:53:37 -74.04, -22.77 121.25 46.27 70
4 05/02/2025 01:43:04 73.72, 144.14 58.46 05/02/2025 01:43:01 73.73, 144.22 58.46 3.11 3
5 05/02/2025 02:33:39 -73.26, -47.50 122.06 05/02/2025 02:32:29 -73.35, -48.90 121.89 45.47 70
6 05/04/2025 11:14:17 74.42, -0.37 58.54 05/04/2025 11:15:23 74.32, 2.33 58.29 81.73 66
7 05/04/2025 12:04:47 -73.72, 168.70 122.26 05/04/2025 12:04:55 -73.74, 168.72 122.25 1.69 8
8 05/04/2025 12:55:28 73.49, -23.44 57.48 05/04/2025 12:54:16 73.57, -23.96 57.60 18.60 72
9 05/06/2025 22:26:32 73.76,-166.82 57.11 05/06/2025 22:26:45 73.75,-166.75 57.09 2.43 13
10 05/06/2025 23:17:14 -73.64, 0.77 123.04 05/06/2025 23:16:08 -73.65, 0.70 123.01 2.45 66
11 05/09/2025 08:48:14 -73.77,-142.27 123.55 05/09/2025 08:48:37 -73.76,-142.25 123.56 1.19 23
12 05/09/2025 09:38:58 73.70, 25.22 56.37 05/09/2025 09:37:56 73.68, 25.25 56.36 2.27 62
13 05/11/2025 19:09:58 73.79,-117.73 55.85 05/11/2025 19:10:25 73.80,-117.67 55.85 2.30 27
14 05/11/2025 20:00:41 -73.71, 49.77 124.25 05/11/2025 19:59:48 -73.71, 49.81 124.24 1.13 53

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/29/2025
SNOs_Map_NPP_TERRA_20250430.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/29/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA