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: 5/21/2023
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 05/21/2023 11:51:49 -71.44, 176.88 128.80 05/21/2023 11:52:59 -71.33, 178.18 128.94 47.52 70
2 05/21/2023 12:42:24 70.86, -14.83 50.60 05/21/2023 12:42:29 70.87, -14.89 50.60 2.28 5
3 05/21/2023 13:33:06 -70.77, 152.64 129.51 05/21/2023 13:31:54 -70.76, 152.61 129.51 1.36 72
4 05/24/2023 00:45:34 -70.99, -15.83 129.76 05/24/2023 00:46:31 -70.98, -15.75 129.77 3.03 57
5 05/24/2023 01:36:17 70.83, 151.74 50.08 05/24/2023 01:35:55 70.83, 151.68 50.08 2.05 22
6 05/26/2023 13:39:25 -70.91, 150.81 130.29 05/26/2023 13:39:56 -70.93, 150.79 130.28 2.29 31
7 05/26/2023 14:30:09 70.81, -41.71 49.60 05/26/2023 14:29:19 70.83, -41.71 49.62 1.99 50
8 05/29/2023 01:42:42 71.31, 149.34 49.72 05/29/2023 01:43:52 71.21, 150.19 49.58 32.39 70
9 05/29/2023 02:33:18 -70.90, -42.64 130.72 05/29/2023 02:33:21 -70.91, -42.63 130.72 1.17 3
10 05/29/2023 03:23:59 70.64, 125.09 49.01 05/29/2023 03:22:46 70.69, 124.70 49.07 15.24 73
11 05/31/2023 14:36:29 70.99, -43.59 49.01 05/31/2023 14:37:20 70.98, -43.54 48.99 2.20 51
12 05/31/2023 15:27:10 -70.84, 123.99 131.16 05/31/2023 15:26:46 -70.85, 123.92 131.14 3.20 24
13 06/03/2023 03:30:21 70.94, 123.02 48.62 06/03/2023 03:30:44 70.95, 123.04 48.62 0.97 23
14 06/03/2023 04:21:03 -70.83, -69.49 131.50 06/03/2023 04:20:10 -70.82, -69.50 131.51 1.20 53

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/21/2023
SNOs_Map_NPP_TERRA_20230521.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/21/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA