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: 8/24/2025
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 08/26/2025 19:04:50 74.94,-119.00 65.17 08/26/2025 19:05:57 74.83,-116.44 64.89 75.22 67
2 08/26/2025 19:55:21 -74.31, 50.02 115.54 08/26/2025 19:55:27 -74.34, 50.06 115.52 3.20 6
3 08/26/2025 20:46:01 74.01,-141.91 64.14 08/26/2025 20:44:50 74.06,-142.88 64.26 30.13 71
4 08/29/2025 05:26:30 -74.69, -93.73 114.28 08/29/2025 05:27:40 -74.57, -92.50 114.48 38.14 70
5 08/29/2025 06:17:08 74.30, 74.61 65.30 08/29/2025 06:17:03 74.29, 74.52 65.30 2.92 5
6 08/29/2025 07:07:41 -73.76,-116.73 115.30 08/29/2025 07:06:33 -73.81,-118.89 115.11 67.22 68
7 08/31/2025 15:48:11 74.39, -68.38 66.25 08/31/2025 15:49:18 74.41, -68.34 66.24 1.74 67
8 08/31/2025 16:38:54 -74.34, 99.08 113.80 08/31/2025 16:38:40 -74.34, 99.18 113.80 3.12 14
9 09/03/2025 02:09:55 -74.38, -43.78 112.89 09/03/2025 02:10:55 -74.40, -43.82 112.89 2.07 60
10 09/03/2025 03:00:39 74.29, 123.75 67.03 09/03/2025 03:00:14 74.31, 123.65 67.05 3.35 25
11 09/05/2025 12:31:42 74.40, -19.26 68.02 09/05/2025 12:32:29 74.39, -19.27 68.00 0.99 47
12 09/05/2025 13:22:25 -74.33, 148.23 112.05 09/05/2025 13:21:51 -74.34, 148.28 112.04 2.06 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/24/2025
SNOs_Map_NPP_TERRA_20250825.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/24/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA