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: 6/17/2021
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 06/18/2021 16:16:14 69.53, -67.01 46.05 06/18/2021 16:17:21 69.45, -64.98 45.93 79.82 67
2 06/18/2021 17:06:41 -68.64, 101.54 134.87 06/18/2021 17:07:04 -68.62, 101.59 134.90 3.25 23
3 06/18/2021 17:57:24 68.47, -90.93 44.95 06/18/2021 17:56:32 68.45, -90.97 44.94 2.40 52
4 06/21/2021 08:32:54 68.70, 49.91 45.17 06/21/2021 08:34:01 68.71, 49.95 45.17 1.93 67
5 06/21/2021 09:23:35 -68.55,-142.58 134.98 06/21/2021 09:23:32 -68.55,-142.62 134.99 1.47 3
6 06/21/2021 10:14:14 68.17, 25.23 44.63 06/21/2021 10:13:02 68.26, 24.69 44.74 24.75 72
7 06/24/2021 00:49:48 68.62, 165.78 45.12 06/24/2021 00:50:29 68.63, 165.73 45.12 2.49 41
8 06/24/2021 01:40:30 -68.52, -26.78 134.98 06/24/2021 01:39:59 -68.53, -26.76 134.98 0.64 31
9 06/26/2021 16:16:10 -69.34, 113.25 134.06 06/26/2021 16:17:19 -69.22, 114.71 134.22 59.03 69
10 06/26/2021 17:06:42 68.59, -78.42 45.17 06/26/2021 17:06:55 68.60, -78.43 45.18 0.87 13
11 06/26/2021 17:57:24 -68.49, 89.03 134.93 06/26/2021 17:56:25 -68.50, 89.08 134.92 2.23 59
12 06/29/2021 08:32:53 -68.68,-130.07 134.62 06/29/2021 08:33:55 -68.69,-130.08 134.61 1.66 62
13 06/29/2021 09:23:37 68.57, 37.38 45.28 06/29/2021 09:23:22 68.56, 37.41 45.27 1.05 15
14 06/29/2021 10:14:10 -67.98,-154.55 135.32 06/29/2021 10:12:59 -68.08,-155.54 135.20 42.60 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 6/17/2021
SNOs_Map_NOAA-20_TERRA_20210617.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 06/17/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA