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: 7/12/2023
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 07/13/2023 11:57:40 -71.05, 175.90 130.74 07/13/2023 11:58:21 -71.05, 175.86 130.75 1.82 41
2 07/13/2023 12:48:24 70.93, -16.58 49.13 07/13/2023 12:47:43 70.95, -16.62 49.17 3.20 41
3 07/16/2023 00:00:58 71.34, 174.60 49.96 07/16/2023 00:02:09 71.26, 175.20 49.84 23.24 71
4 07/16/2023 00:51:35 -71.00, -17.49 130.41 07/16/2023 00:51:38 -70.99, -17.58 130.42 3.12 3
5 07/16/2023 01:42:15 70.67, 150.36 49.25 07/16/2023 01:41:03 70.73, 149.69 49.35 25.40 72
6 07/18/2023 12:54:49 71.09, -18.45 50.11 07/18/2023 12:55:28 71.07, -18.44 50.09 1.55 39
7 07/18/2023 13:45:30 -70.95, 149.10 130.03 07/18/2023 13:44:54 -70.96, 149.04 130.01 2.77 36
8 07/21/2023 00:58:06 -71.52, -20.00 128.97 07/21/2023 00:59:16 -71.39, -18.94 129.15 40.26 70
9 07/21/2023 01:48:43 71.04, 148.13 50.54 07/21/2023 01:48:43 71.03, 148.15 50.51 2.15 0
10 07/21/2023 02:39:23 -70.85, -44.23 129.67 07/21/2023 02:38:10 -70.86, -44.45 129.64 8.36 73
11 07/23/2023 13:51:54 -71.12, 147.21 128.89 07/23/2023 13:52:36 -71.11, 147.27 128.92 2.44 42
12 07/23/2023 14:42:38 71.01, -45.29 51.00 07/23/2023 14:41:58 71.01, -45.21 51.01 3.00 40
13 07/26/2023 01:55:12 71.44, 145.85 51.98 07/26/2023 01:56:23 71.29, 146.58 51.79 30.39 71
14 07/26/2023 02:45:48 -71.03, -46.13 128.45 07/26/2023 02:45:52 -71.01, -46.21 128.46 3.28 4
15 07/26/2023 03:36:28 70.71, 121.71 51.22 07/26/2023 03:35:16 70.81, 121.15 51.36 23.40 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/12/2023
SNOs_Map_NPP_TERRA_20230712.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/12/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA