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: 2/17/2023
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 02/19/2023 10:16:17 -70.87,-158.56 97.77 02/19/2023 10:17:29 -70.76,-157.86 97.92 28.28 72
2 02/19/2023 11:06:56 70.50, 9.36 81.83 02/19/2023 11:06:55 70.48, 9.39 81.81 2.20 1
3 02/19/2023 11:57:35 -70.25, 177.07 98.45 02/19/2023 11:56:23 -70.28, 176.75 98.40 12.65 72
4 02/21/2023 23:10:10 -70.78, 8.12 98.77 02/21/2023 23:11:22 -70.70, 8.57 98.89 18.86 72
5 02/22/2023 00:00:50 70.47, 175.94 80.88 02/22/2023 00:00:47 70.47, 175.89 80.89 1.84 3
6 02/22/2023 00:51:28 -70.16, -16.26 99.46 02/22/2023 00:50:16 -70.22, -16.83 99.37 22.13 72
7 02/24/2023 12:04:01 -70.66, 174.85 99.84 02/24/2023 12:05:13 -70.64, 175.00 99.87 5.47 72
8 02/24/2023 12:54:44 70.50, -17.58 79.99 02/24/2023 12:54:36 70.52, -17.53 80.00 2.89 8
9 02/24/2023 13:45:19 -70.03, 150.46 100.52 02/24/2023 13:44:08 -70.11, 149.53 100.40 36.20 71
10 02/27/2023 00:57:54 -70.60, -18.51 100.85 02/27/2023 00:59:04 -70.59, -18.56 100.87 1.90 70
11 02/27/2023 01:48:38 70.49, 148.96 79.03 02/27/2023 01:48:26 70.51, 148.99 79.05 2.29 12
12 02/27/2023 02:39:11 -69.92, -42.83 101.59 02/27/2023 02:38:01 -69.94, -44.18 101.51 51.55 70
13 03/01/2023 13:51:48 -70.60, 148.02 101.81 03/01/2023 13:52:53 -70.59, 147.97 101.83 1.94 65
14 03/01/2023 14:42:32 70.50, -44.51 78.07 03/01/2023 14:42:15 70.51, -44.49 78.08 1.41 17

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/17/2023
SNOs_Map_NPP_TERRA_20230217.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/17/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA