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: 5/13/2023
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 05/13/2023 22:00:53 71.37,-155.26 52.84 05/13/2023 22:02:03 71.25,-154.13 52.68 42.39 70
2 05/13/2023 22:51:27 -70.86, 12.93 127.71 05/13/2023 22:51:33 -70.87, 12.93 127.70 0.95 6
3 05/13/2023 23:42:10 70.70,-179.50 52.12 05/13/2023 23:40:57 70.74,-179.61 52.16 5.67 73
4 05/16/2023 10:54:39 70.96, 11.97 51.80 05/16/2023 10:55:35 70.97, 12.05 51.81 3.27 56
5 05/16/2023 11:45:19 -70.81, 179.53 128.36 05/16/2023 11:45:00 -70.82, 179.46 128.36 2.59 19
6 05/18/2023 23:48:31 70.92, 178.55 51.19 05/18/2023 23:49:01 70.93, 178.60 51.20 2.25 30
7 05/19/2023 00:39:13 -70.82, -13.97 128.92 05/19/2023 00:38:26 -70.84, -13.90 128.91 3.06 47
8 05/21/2023 11:51:48 -71.40, 176.94 128.83 05/21/2023 11:52:58 -71.34, 178.19 128.93 45.11 70
9 05/21/2023 12:42:24 70.89, -14.88 50.63 05/21/2023 12:42:28 70.86, -14.90 50.60 3.48 4
10 05/21/2023 13:33:06 -70.79, 152.61 129.49 05/21/2023 13:31:53 -70.77, 152.62 129.50 2.25 73
11 05/24/2023 00:45:33 -70.96, -15.79 129.79 05/24/2023 00:46:30 -70.97, -15.77 129.79 0.63 57
12 05/24/2023 01:36:17 70.87, 151.68 50.11 05/24/2023 01:35:53 70.86, 151.73 50.11 1.72 24
13 05/26/2023 13:39:26 -70.94, 150.77 130.26 05/26/2023 13:39:55 -70.94, 150.81 130.27 1.57 29
14 05/26/2023 14:30:09 70.80, -41.68 49.59 05/26/2023 14:29:18 70.83, -41.70 49.62 3.22 51

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/13/2023
SNOs_Map_NPP_TERRA_20230513.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/13/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA