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: 2/20/2023
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 02/21/2023 23:10:10 -70.79, 8.10 98.76 02/21/2023 23:11:22 -70.71, 8.57 98.88 19.89 72
2 02/22/2023 00:00:50 70.47, 175.92 80.89 02/22/2023 00:00:47 70.48, 175.91 80.90 1.38 3
3 02/22/2023 00:51:28 -70.17, -16.28 99.45 02/22/2023 00:50:16 -70.23, -16.82 99.36 21.07 72
4 02/24/2023 12:04:03 -70.71, 174.76 99.78 02/24/2023 12:05:14 -70.69, 175.06 99.83 11.15 71
5 02/24/2023 12:54:45 70.50, -17.58 79.98 02/24/2023 12:54:38 70.51, -17.54 80.00 2.46 7
6 02/24/2023 13:45:21 -70.09, 150.38 100.47 02/24/2023 13:44:09 -70.15, 149.59 100.36 30.57 72
7 02/27/2023 00:57:56 -70.64, -18.58 100.81 02/27/2023 00:59:06 -70.64, -18.51 100.83 2.87 70
8 02/27/2023 01:48:39 70.48, 148.98 79.01 02/27/2023 01:48:29 70.51, 148.97 79.04 3.13 10
9 02/27/2023 02:39:13 -69.96, -42.90 101.55 02/27/2023 02:38:02 -70.04, -44.05 101.41 44.74 71
10 03/01/2023 13:51:49 -70.62, 147.97 101.79 03/01/2023 13:52:56 -70.60, 147.95 101.83 3.03 67
11 03/01/2023 14:42:33 70.52, -44.56 78.10 03/01/2023 14:42:18 70.52, -44.50 78.09 2.10 15
12 03/01/2023 15:33:04 -69.84, 123.81 102.64 03/01/2023 15:31:54 -69.89, 122.26 102.51 59.68 70
13 03/04/2023 02:45:43 -70.62, -45.49 102.77 03/04/2023 02:46:45 -70.63, -45.48 102.77 1.29 62
14 03/04/2023 03:36:27 70.52, 121.98 77.12 03/04/2023 03:36:08 70.49, 121.98 77.09 3.15 19

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/20/2023
SNOs_Map_NPP_TERRA_20230220.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/20/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA