Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/30/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 07/02/2021 00:49:48 -68.64, -14.25 134.47 07/02/2021 00:50:22 -68.66, -14.24 134.46 2.23 34
2 07/02/2021 01:40:32 68.52, 153.21 45.41 07/02/2021 01:39:50 68.49, 153.20 45.38 3.41 42
3 07/04/2021 16:16:04 68.93, -66.18 46.05 07/04/2021 16:17:16 68.84, -65.77 45.94 19.33 72
4 07/04/2021 17:06:42 -68.62, 101.54 134.27 07/04/2021 17:06:48 -68.62, 101.59 134.27 2.03 6
5 07/04/2021 17:57:25 68.45, -90.92 45.56 07/04/2021 17:56:16 68.45, -90.97 45.56 2.00 69
6 07/07/2021 08:32:55 68.69, 49.90 46.08 07/07/2021 08:33:45 68.68, 49.91 46.05 1.97 50
7 07/07/2021 09:23:36 -68.54,-142.59 134.07 07/07/2021 09:23:15 -68.57,-142.58 134.05 3.31 21
8 07/07/2021 10:14:04 67.57, 25.95 44.93 07/07/2021 10:12:57 67.61, 23.94 45.03 85.56 67
9 07/09/2021 23:59:23 -69.69, -3.04 132.57 07/10/2021 00:00:30 -69.57, -0.70 132.76 91.66 67
10 07/10/2021 00:49:49 68.62, 165.76 46.33 07/10/2021 00:50:12 68.62, 165.72 46.32 1.35 23
11 07/10/2021 01:40:31 -68.53, -26.80 133.77 07/10/2021 01:39:42 -68.52, -26.76 133.78 1.39 49
12 07/12/2021 16:16:00 -68.72, 114.09 133.22 07/12/2021 16:17:11 -68.74, 114.11 133.21 2.89 71
13 07/12/2021 17:06:44 68.61, -78.46 46.68 07/12/2021 17:06:38 68.62, -78.40 46.68 2.50 6
14 07/12/2021 17:57:23 -68.35, 89.20 133.59 07/12/2021 17:56:10 -68.41, 88.98 133.52 11.30 73

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 6/30/2021
SNOs_Map_NOAA-20_TERRA_20210630.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 06/30/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA