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: 7/16/2025
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 07/16/2025 11:46:40 74.15, -7.56 53.22 07/16/2025 11:47:21 74.16, -7.45 53.21 3.32 41
2 07/16/2025 12:37:22 -74.08, 159.95 126.86 07/16/2025 12:36:42 -74.08, 160.03 126.86 2.47 40
3 07/18/2025 22:08:19 -74.13, 17.10 126.39 07/18/2025 22:09:04 -74.13, 17.00 126.39 3.01 45
4 07/18/2025 22:59:04 74.06,-175.43 53.55 07/18/2025 22:58:24 74.07,-175.45 53.57 1.51 40
5 07/21/2025 08:30:02 74.16, 41.59 54.12 07/21/2025 08:30:45 74.16, 41.60 54.10 0.64 43
6 07/21/2025 09:20:44 -74.09,-150.90 125.97 07/21/2025 09:20:06 -74.08,-150.90 125.96 0.22 38
7 07/23/2025 18:51:42 -74.19, 66.11 125.36 07/23/2025 18:52:27 -74.16, 66.14 125.40 3.13 45
8 07/23/2025 19:42:26 74.08,-126.30 54.52 07/23/2025 19:41:47 74.10,-126.33 54.56 2.58 39
9 07/26/2025 05:13:24 74.19, 90.70 55.17 07/26/2025 05:14:08 74.17, 90.67 55.13 2.73 44
10 07/26/2025 06:04:06 -74.11,-101.78 124.92 07/26/2025 06:03:29 -74.10,-101.82 124.93 1.73 37
11 07/28/2025 15:35:04 -74.22, 115.21 124.25 07/28/2025 15:35:49 -74.21, 115.29 124.28 2.83 45
12 07/28/2025 16:25:48 74.11, -77.21 55.64 07/28/2025 16:25:09 74.13, -77.20 55.67 2.46 39

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/16/2025
SNOs_Map_NPP_TERRA_20250716.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/16/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA