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: 7/15/2023
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 07/16/2023 00:00:57 71.32, 174.64 49.93 07/16/2023 00:02:09 71.23, 175.15 49.81 20.89 72
2 07/16/2023 00:51:35 -71.03, -17.55 130.37 07/16/2023 00:51:37 -71.01, -17.55 130.40 2.60 2
3 07/16/2023 01:42:14 70.65, 150.39 49.23 07/16/2023 01:41:02 70.75, 149.73 49.37 27.22 72
4 07/18/2023 12:54:48 71.07, -18.42 50.09 07/18/2023 12:55:27 71.09, -18.42 50.10 2.18 39
5 07/18/2023 13:45:30 -70.98, 149.04 129.99 07/18/2023 13:44:53 -70.97, 149.06 130.00 1.39 37
6 07/21/2023 00:58:06 -71.51, -19.98 128.98 07/21/2023 00:59:16 -71.39, -18.94 129.15 39.20 70
7 07/21/2023 01:48:43 71.03, 148.16 50.52 07/21/2023 01:48:43 71.03, 148.15 50.52 0.28 0
8 07/21/2023 02:39:23 -70.84, -44.21 129.68 07/21/2023 02:38:10 -70.86, -44.45 129.64 9.29 73
9 07/23/2023 13:51:54 -71.11, 147.22 128.90 07/23/2023 13:52:36 -71.09, 147.25 128.93 2.62 42
10 07/23/2023 14:42:38 71.00, -45.28 50.99 07/23/2023 14:41:58 71.00, -45.23 50.99 1.65 40
11 07/26/2023 01:55:11 71.38, 145.95 51.92 07/26/2023 01:56:23 71.26, 146.53 51.76 24.83 72
12 07/26/2023 02:45:48 -71.03, -46.13 128.45 07/26/2023 02:45:51 -71.03, -46.18 128.45 1.81 3
13 07/26/2023 03:36:28 70.71, 121.71 51.22 07/26/2023 03:35:16 70.78, 121.10 51.33 23.77 72
14 07/28/2023 14:49:00 71.10, -47.05 52.19 07/28/2023 14:49:38 71.12, -47.02 52.21 2.60 38
15 07/28/2023 15:39:42 -71.00, 120.43 127.90 07/28/2023 15:39:04 -71.00, 120.45 127.90 0.77 38

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/15/2023
SNOs_Map_NPP_TERRA_20230715.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/15/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA