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: 9/20/2021
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 09/22/2021 15:25:14 -69.16, 126.17 111.02 09/22/2021 15:26:25 -69.07, 126.85 111.11 28.87 71
2 09/22/2021 16:15:52 68.71, -65.92 68.55 09/22/2021 16:15:56 68.73, -65.93 68.57 2.19 4
3 09/22/2021 17:06:33 -68.63, 101.51 111.52 09/22/2021 17:05:25 -68.62, 101.57 111.53 2.69 68
4 09/25/2021 07:42:01 -68.81,-117.59 110.32 09/25/2021 07:42:55 -68.81,-117.60 110.33 0.44 54
5 09/25/2021 08:32:45 68.69, 49.88 69.58 09/25/2021 08:32:22 68.69, 49.90 69.57 0.90 23
6 09/25/2021 09:23:13 -67.85,-141.73 111.25 09/25/2021 09:22:04 -67.92,-143.39 111.19 69.87 69
7 09/27/2021 23:08:31 69.84,-170.59 71.75 09/27/2021 23:09:37 69.70,-168.18 71.61 93.79 66
8 09/27/2021 23:58:55 -68.79, -1.79 109.30 09/27/2021 23:59:22 -68.77, -1.77 109.32 2.43 27
9 09/28/2021 00:49:38 68.62, 165.75 70.55 09/28/2021 00:48:49 68.65, 165.73 70.57 3.38 49
10 09/30/2021 15:25:07 68.86, -53.43 71.81 09/30/2021 15:26:18 68.88, -53.38 71.82 2.49 71
11 09/30/2021 16:15:48 -68.72, 114.09 108.33 09/30/2021 16:15:49 -68.72, 114.06 108.33 1.50 1
12 09/30/2021 17:06:30 68.49, -78.31 71.46 09/30/2021 17:05:17 68.54, -78.52 71.51 10.04 73
13 10/03/2021 07:42:00 68.80, 62.44 72.77 10/03/2021 07:42:45 68.83, 62.43 72.80 3.45 45
14 10/03/2021 08:32:42 -68.70,-130.12 107.31 10/03/2021 08:32:16 -68.67,-130.13 107.34 2.57 26

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/20/2021
SNOs_Map_NOAA-20_TERRA_20210920.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/20/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA