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: 9/23/2021
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 09/25/2021 07:42:01 -68.82,-117.60 110.31 09/25/2021 07:42:55 -68.80,-117.61 110.34 2.39 54
2 09/25/2021 08:32:45 68.69, 49.88 69.58 09/25/2021 08:32:22 68.69, 49.90 69.57 1.31 23
3 09/25/2021 09:23:13 -67.86,-141.74 111.24 09/25/2021 09:22:04 -67.91,-143.40 111.20 69.82 69
4 09/27/2021 23:08:30 69.79,-170.52 71.70 09/27/2021 23:09:37 69.69,-168.20 71.60 90.12 67
5 09/27/2021 23:58:54 -68.75, -1.73 109.34 09/27/2021 23:59:22 -68.75, -1.79 109.34 2.47 28
6 09/28/2021 00:49:38 68.63, 165.74 70.55 09/28/2021 00:48:49 68.64, 165.72 70.56 1.69 49
7 09/30/2021 15:25:07 68.87, -53.44 71.82 09/30/2021 15:26:18 68.86, -53.41 71.80 2.08 71
8 09/30/2021 16:15:48 -68.73, 114.07 108.32 09/30/2021 16:15:49 -68.70, 114.03 108.35 3.29 1
9 09/30/2021 17:06:30 68.51, -78.33 71.47 09/30/2021 17:05:17 68.53, -78.54 71.49 9.05 73
10 10/03/2021 07:42:00 68.81, 62.42 72.79 10/03/2021 07:42:45 68.80, 62.40 72.78 1.33 45
11 10/03/2021 08:32:42 -68.72,-130.14 107.30 10/03/2021 08:32:15 -68.70,-130.09 107.31 2.54 27
12 10/05/2021 23:08:23 -69.66, 9.69 105.35 10/05/2021 23:09:31 -69.58, 11.64 105.42 75.86 68
13 10/05/2021 23:58:53 68.80, 178.20 73.82 10/05/2021 23:59:10 68.79, 178.26 73.80 3.03 17
14 10/06/2021 00:49:34 -68.65, -14.28 106.33 10/06/2021 00:48:41 -68.64, -14.29 106.35 1.75 53

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/23/2021
SNOs_Map_NOAA-20_TERRA_20210923.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/23/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA