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: 7/18/2023
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 07/18/2023 12:54:48 71.05, -18.39 50.07 07/18/2023 12:55:28 71.06, -18.46 50.08 3.00 40
2 07/18/2023 13:45:30 -70.97, 149.07 130.01 07/18/2023 13:44:53 -70.99, 149.09 129.98 2.84 37
3 07/21/2023 00:58:06 -71.49, -19.95 128.99 07/21/2023 00:59:17 -71.36, -19.00 129.19 37.22 71
4 07/21/2023 01:48:44 71.06, 148.10 50.55 07/21/2023 01:48:43 71.05, 148.19 50.54 3.37 1
5 07/21/2023 02:39:23 -70.82, -44.18 129.70 07/21/2023 02:38:10 -70.88, -44.43 129.62 10.83 73
6 07/23/2023 13:51:53 -71.10, 147.25 128.92 07/23/2023 13:52:35 -71.11, 147.27 128.92 1.37 42
7 07/23/2023 14:42:37 70.98, -45.24 50.97 07/23/2023 14:41:58 70.96, -45.28 50.96 2.30 39
8 07/26/2023 01:55:11 71.42, 145.89 51.96 07/26/2023 01:56:21 71.33, 146.64 51.83 28.33 70
9 07/26/2023 02:45:48 -71.07, -46.19 128.41 07/26/2023 02:45:50 -71.05, -46.15 128.44 2.63 2
10 07/26/2023 03:36:27 70.69, 121.74 51.20 07/26/2023 03:35:15 70.79, 121.12 51.34 25.48 72
11 07/28/2023 14:49:00 71.08, -47.02 52.18 07/28/2023 14:49:39 71.08, -47.08 52.17 2.32 39
12 07/28/2023 15:39:42 -70.99, 120.45 127.92 07/28/2023 15:39:04 -71.01, 120.46 127.89 2.45 38
13 07/31/2023 02:52:16 -71.43, -48.42 126.86 07/31/2023 02:53:27 -71.32, -47.69 127.01 28.73 71
14 07/31/2023 03:42:55 71.07, 119.52 52.76 07/31/2023 03:42:52 71.08, 119.58 52.77 2.45 3
15 07/31/2023 04:33:33 -70.76, -72.66 127.55 07/31/2023 04:32:20 -70.84, -73.13 127.44 19.18 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/18/2023
SNOs_Map_NPP_TERRA_20230718.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/18/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA