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: 7/20/2023
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 07/21/2023 00:58:06 -71.49, -19.95 129.00 07/21/2023 00:59:17 -71.36, -18.99 129.19 36.92 71
2 07/21/2023 01:48:44 71.06, 148.11 50.55 07/21/2023 01:48:43 71.06, 148.20 50.54 3.05 1
3 07/21/2023 02:39:22 -70.82, -44.17 129.70 07/21/2023 02:38:09 -70.88, -44.42 129.62 11.22 73
4 07/23/2023 13:51:53 -71.09, 147.25 128.92 07/23/2023 13:52:35 -71.11, 147.27 128.92 1.56 42
5 07/23/2023 14:42:37 70.97, -45.24 50.96 07/23/2023 14:41:58 70.97, -45.28 50.96 1.79 39
6 07/26/2023 01:55:11 71.41, 145.90 51.96 07/26/2023 01:56:22 71.28, 146.56 51.78 28.03 71
7 07/26/2023 02:45:48 -71.07, -46.19 128.41 07/26/2023 02:45:50 -71.04, -46.16 128.44 2.70 2
8 07/26/2023 03:36:27 70.69, 121.75 51.20 07/26/2023 03:35:15 70.79, 121.13 51.34 25.75 72
9 07/28/2023 14:49:00 71.08, -47.02 52.18 07/28/2023 14:49:39 71.08, -47.09 52.16 2.51 39
10 07/28/2023 15:39:42 -70.99, 120.45 127.92 07/28/2023 15:39:04 -71.01, 120.46 127.90 1.72 38
11 07/31/2023 02:52:16 -71.44, -48.43 126.85 07/31/2023 02:53:27 -71.32, -47.70 127.02 29.19 71
12 07/31/2023 03:42:55 71.07, 119.51 52.77 07/31/2023 03:42:52 71.07, 119.57 52.76 2.07 3
13 07/31/2023 04:33:33 -70.77, -72.67 127.55 07/31/2023 04:32:20 -70.83, -73.14 127.45 18.75 73
14 08/02/2023 15:46:05 -71.12, 118.64 126.56 08/02/2023 15:46:43 -71.12, 118.65 126.57 0.63 38
15 08/02/2023 16:36:49 71.01, -73.87 53.34 08/02/2023 16:36:05 71.03, -73.81 53.37 3.36 44

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/20/2023
SNOs_Map_NPP_TERRA_20230720.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/20/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA