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: 7/13/2025
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 07/14/2025 01:24:58 -74.13, -32.09 127.19 07/14/2025 01:25:40 -74.14, -32.02 127.21 2.25 42
2 07/14/2025 02:15:42 74.02, 135.50 52.69 07/14/2025 02:15:01 74.03, 135.41 52.71 3.00 41
3 07/16/2025 11:46:40 74.12, -7.47 53.18 07/16/2025 11:47:22 74.14, -7.49 53.20 2.94 42
4 07/16/2025 12:37:22 -74.04, 160.04 126.91 07/16/2025 12:36:43 -74.07, 160.01 126.87 3.36 39
5 07/18/2025 22:08:20 -74.14, 17.07 126.37 07/18/2025 22:09:04 -74.17, 17.09 126.36 3.38 44
6 07/18/2025 22:59:05 74.08,-175.47 53.57 07/18/2025 22:58:25 74.06,-175.49 53.56 2.40 40
7 07/21/2025 08:30:01 74.13, 41.66 54.08 07/21/2025 08:30:45 74.14, 41.56 54.09 3.30 44
8 07/21/2025 09:20:44 -74.10,-150.94 125.95 07/21/2025 09:20:06 -74.07,-150.93 125.97 3.35 38
9 07/23/2025 18:51:41 -74.16, 66.19 125.40 07/23/2025 18:52:27 -74.15, 66.10 125.42 3.11 46
10 07/23/2025 19:42:26 74.10,-126.35 54.54 07/23/2025 19:41:47 74.08,-126.38 54.54 2.19 39
11 07/26/2025 05:13:24 74.21, 90.64 55.19 07/26/2025 05:14:07 74.20, 90.74 55.15 3.38 43
12 07/26/2025 06:04:06 -74.13,-101.83 124.90 07/26/2025 06:03:28 -74.13,-101.74 124.90 2.48 38

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/13/2025
SNOs_Map_NPP_TERRA_20250713.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/13/2025 in txt file.

Historial Predications of SNOs between NPP and TERRA