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: 2/23/2023
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 02/24/2023 12:04:03 -70.72, 174.75 99.77 02/24/2023 12:05:14 -70.68, 175.05 99.84 11.80 71
2 02/24/2023 12:54:45 70.51, -17.60 79.99 02/24/2023 12:54:38 70.51, -17.55 79.99 2.02 7
3 02/24/2023 13:45:21 -70.10, 150.36 100.46 02/24/2023 13:44:09 -70.15, 149.58 100.36 30.03 72
4 02/27/2023 00:57:55 -70.59, -18.52 100.86 02/27/2023 00:59:07 -70.59, -18.58 100.87 2.56 72
5 02/27/2023 01:48:39 70.49, 148.97 79.02 02/27/2023 01:48:29 70.52, 148.98 79.05 3.61 10
6 02/27/2023 02:39:13 -69.97, -42.91 101.54 02/27/2023 02:38:02 -70.05, -44.04 101.40 43.90 71
7 03/01/2023 13:51:49 -70.63, 147.96 101.78 03/01/2023 13:52:56 -70.62, 147.99 101.80 1.45 67
8 03/01/2023 14:42:32 70.47, -44.48 78.05 03/01/2023 14:42:19 70.49, -44.54 78.07 3.23 13
9 03/01/2023 15:33:04 -69.85, 123.80 102.63 03/01/2023 15:31:54 -69.92, 122.29 102.49 58.18 70
10 03/04/2023 02:45:43 -70.63, -45.50 102.76 03/04/2023 02:46:46 -70.63, -45.48 102.77 0.91 63
11 03/04/2023 03:36:27 70.52, 121.98 77.12 03/04/2023 03:36:09 70.50, 121.98 77.10 2.93 18
12 03/04/2023 04:26:55 -69.69, -69.42 103.78 03/04/2023 04:25:47 -69.76, -71.41 103.61 77.00 68
13 03/06/2023 15:39:37 -70.63, 121.03 103.74 03/06/2023 15:40:36 -70.61, 121.00 103.77 2.42 59
14 03/06/2023 16:30:21 70.52, -71.49 76.14 03/06/2023 16:29:58 70.52, -71.46 76.14 1.32 23

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/23/2023
SNOs_Map_NPP_TERRA_20230223.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/23/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA