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: 4/22/2025
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 04/22/2025 07:25:21 -73.68,-121.38 118.47 04/22/2025 07:26:06 -73.70,-121.41 118.46 2.43 45
2 04/22/2025 08:16:06 73.62, 46.07 61.45 04/22/2025 08:15:26 73.62, 46.10 61.46 0.94 40
3 04/24/2025 17:47:07 73.71, -96.87 60.75 04/24/2025 17:48:00 73.72, -96.89 60.75 1.93 53
4 04/24/2025 18:37:50 -73.66, 70.55 119.32 04/24/2025 18:37:22 -73.64, 70.60 119.33 2.62 28
5 04/27/2025 04:08:51 -73.75, -72.39 120.00 04/27/2025 04:09:55 -73.77, -72.32 120.00 3.31 64
6 04/27/2025 04:59:35 73.65, 95.14 59.89 04/27/2025 04:59:15 73.67, 95.15 59.91 2.25 20
7 04/29/2025 14:30:36 73.75, -47.84 59.25 04/29/2025 14:31:48 73.75, -47.87 59.23 1.07 72
8 04/29/2025 15:21:19 -73.69, 119.62 120.83 04/29/2025 15:21:10 -73.69, 119.66 120.84 1.27 9
9 05/02/2025 00:52:28 -74.19, -24.33 121.01 05/02/2025 00:53:37 -74.06, -22.73 121.24 50.69 69
10 05/02/2025 01:43:04 73.71, 144.15 58.45 05/02/2025 01:43:02 73.68, 144.13 58.42 3.55 2
11 05/02/2025 02:33:40 -73.30, -47.59 122.02 05/02/2025 02:32:29 -73.36, -48.86 121.87 41.23 71
12 05/04/2025 11:14:17 74.42, -0.35 58.54 05/04/2025 11:15:23 74.32, 2.35 58.29 81.67 66
13 05/04/2025 12:04:47 -73.71, 168.73 122.27 05/04/2025 12:04:56 -73.70, 168.64 122.28 3.08 9

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/22/2025
SNOs_Map_NPP_TERRA_20250422.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/22/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA