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: 2/15/2023
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 02/16/2023 21:22:24 -70.94, 34.79 96.79 02/16/2023 21:23:35 -70.85, 35.77 96.94 37.21 71
2 02/16/2023 22:13:01 70.47,-157.12 82.69 02/16/2023 22:13:03 70.47,-157.13 82.70 0.41 2
3 02/16/2023 23:03:42 -70.32, 10.43 97.48 02/16/2023 23:02:30 -70.32, 10.30 97.47 4.89 72
4 02/19/2023 10:16:17 -70.89,-158.60 97.74 02/19/2023 10:17:28 -70.80,-157.80 97.88 31.20 71
5 02/19/2023 11:06:55 70.47, 9.39 81.81 02/19/2023 11:06:55 70.47, 9.37 81.80 1.27 0
6 02/19/2023 11:57:35 -70.27, 177.03 98.42 02/19/2023 11:56:22 -70.32, 176.81 98.36 9.82 73
7 02/21/2023 23:10:10 -70.81, 8.07 98.75 02/21/2023 23:11:22 -70.70, 8.56 98.89 21.54 72
8 02/22/2023 00:00:50 70.49, 175.89 80.91 02/22/2023 00:00:47 70.47, 175.89 80.89 2.74 3
9 02/22/2023 00:51:28 -70.19, -16.30 99.43 02/22/2023 00:50:15 -70.27, -16.75 99.31 19.41 73
10 02/24/2023 12:04:02 -70.68, 174.82 99.82 02/24/2023 12:05:14 -70.66, 175.02 99.86 7.88 72
11 02/24/2023 12:54:44 70.47, -17.54 79.96 02/24/2023 12:54:38 70.48, -17.58 79.96 1.74 6
12 02/24/2023 13:45:20 -70.06, 150.43 100.50 02/24/2023 13:44:09 -70.13, 149.56 100.38 33.81 71
13 02/27/2023 00:57:55 -70.62, -18.55 100.83 02/27/2023 00:59:05 -70.63, -18.51 100.83 2.31 70
14 02/27/2023 01:48:39 70.52, 148.92 79.06 02/27/2023 01:48:28 70.50, 148.96 79.03 2.68 11

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/15/2023
SNOs_Map_NPP_TERRA_20230215.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/15/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA