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: 4/23/2025
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 04/24/2025 17:47:07 73.70, -96.86 60.74 04/24/2025 17:48:00 73.73, -96.87 60.76 3.45 53
2 04/24/2025 18:37:50 -73.66, 70.56 119.32 04/24/2025 18:37:22 -73.65, 70.62 119.33 2.02 28
3 04/27/2025 04:08:51 -73.74, -72.39 120.00 04/27/2025 04:09:56 -73.73, -72.41 120.03 2.02 65
4 04/27/2025 04:59:35 73.65, 95.15 59.88 04/27/2025 04:59:16 73.63, 95.06 59.88 3.33 19
5 04/29/2025 14:30:37 73.80, -47.94 59.30 04/29/2025 14:31:48 73.77, -47.83 59.25 4.36 71
6 04/29/2025 15:21:19 -73.69, 119.63 120.84 04/29/2025 15:21:10 -73.71, 119.69 120.82 2.72 9
7 05/02/2025 00:52:28 -74.19, -24.33 121.01 05/02/2025 00:53:37 -74.08, -22.68 121.21 51.27 69
8 05/02/2025 01:43:04 73.71, 144.16 58.45 05/02/2025 01:43:02 73.71, 144.18 58.45 0.89 2
9 05/02/2025 02:33:40 -73.30, -47.58 122.02 05/02/2025 02:32:29 -73.39, -48.81 121.85 40.47 71
10 05/04/2025 11:14:18 74.46, -0.47 58.59 05/04/2025 11:15:23 74.36, 2.43 58.33 87.52 65
11 05/04/2025 12:04:47 -73.71, 168.73 122.27 05/04/2025 12:04:56 -73.73, 168.71 122.25 2.96 9
12 05/04/2025 12:55:29 73.53, -23.54 57.53 05/04/2025 12:54:16 73.61, -23.87 57.64 13.89 73
13 05/06/2025 22:26:31 73.75,-166.80 57.10 05/06/2025 22:26:45 73.76,-166.74 57.09 1.81 14

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/23/2025
SNOs_Map_NPP_TERRA_20250424.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/23/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA