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: 10/7/2021
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 10/08/2021 15:25:02 -68.84, 126.61 105.14 10/08/2021 15:26:10 -68.85, 126.57 105.13 1.96 68
2 10/08/2021 16:15:46 68.72, -65.92 74.76 10/08/2021 16:15:37 68.74, -65.93 74.77 1.99 9
3 10/08/2021 17:06:23 -68.37, 101.87 105.58 10/08/2021 17:05:11 -68.41, 101.30 105.55 23.49 72
4 10/11/2021 07:41:56 -68.84,-117.60 104.13 10/11/2021 07:42:36 -68.83,-117.58 104.14 1.31 40
5 10/11/2021 08:32:40 68.72, 49.86 75.77 10/11/2021 08:32:03 68.71, 49.92 75.76 2.52 37
6 10/13/2021 23:08:15 69.35,-169.86 77.38 10/13/2021 23:09:25 69.24,-168.81 77.27 43.33 70
7 10/13/2021 23:58:48 -68.78, -1.75 103.19 10/13/2021 23:59:01 -68.80, -1.74 103.17 2.31 13
8 10/14/2021 00:49:32 68.66, 165.71 76.72 10/14/2021 00:48:28 68.68, 165.76 76.73 2.61 64
9 10/16/2021 15:25:00 68.87, -53.42 77.89 10/16/2021 15:25:57 68.86, -53.41 77.88 1.45 57
10 10/16/2021 16:15:41 -68.72, 114.10 102.25 10/16/2021 16:15:28 -68.70, 114.03 102.27 3.41 13
11 10/16/2021 17:06:14 68.02, -77.68 77.07 10/16/2021 17:05:04 68.08, -79.08 77.11 58.37 70
12 10/19/2021 07:41:53 68.82, 62.42 78.82 10/19/2021 07:42:23 68.81, 62.41 78.81 1.20 30
13 10/19/2021 08:32:35 -68.72,-130.13 101.28 10/19/2021 08:31:53 -68.71,-130.08 101.29 2.30 42

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 10/7/2021
SNOs_Map_NOAA-20_TERRA_20211007.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 10/07/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA