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: 8/1/2025
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 08/02/2025 12:18:24 -74.23, 164.37 123.05 08/02/2025 12:19:07 -74.23, 164.40 123.07 1.21 43
2 08/02/2025 13:09:09 74.16, -28.14 56.89 08/02/2025 13:08:27 74.16, -28.07 56.89 2.30 42
3 08/04/2025 22:40:06 74.24,-171.07 57.61 08/04/2025 22:40:46 74.24,-171.03 57.59 1.47 40
4 08/04/2025 23:30:48 -74.17, -3.57 122.47 08/04/2025 23:30:07 -74.17, -3.51 122.46 1.68 41
5 08/07/2025 09:01:45 -74.25,-146.50 121.72 08/07/2025 09:02:26 -74.24,-146.49 121.74 1.25 41
6 08/07/2025 09:52:30 74.19, 20.97 58.22 08/07/2025 09:51:46 74.16, 21.00 58.20 3.18 44
7 08/09/2025 19:23:27 74.28,-121.98 59.00 08/09/2025 19:24:04 74.25,-121.92 58.97 3.14 37
8 08/09/2025 20:14:09 -74.19, 45.55 121.08 08/09/2025 20:13:25 -74.20, 45.63 121.07 2.67 44
9 08/12/2025 05:45:06 -74.28, -97.40 120.28 08/12/2025 05:45:43 -74.29, -97.30 120.29 2.97 37
10 08/12/2025 06:35:50 74.18, 70.17 59.62 08/12/2025 06:35:03 74.19, 70.15 59.64 1.32 47
11 08/14/2025 16:06:46 74.28, -72.80 60.45 08/14/2025 16:07:20 74.25, -72.84 60.42 3.16 34
12 08/14/2025 16:57:28 -74.19, 94.75 119.64 08/14/2025 16:56:41 -74.21, 94.74 119.61 2.99 47

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/1/2025
SNOs_Map_NPP_TERRA_20250801.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/01/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA