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: 10/4/2021
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 10/05/2021 23:08:24 -69.69, 9.64 105.31 10/05/2021 23:09:31 -69.60, 11.66 105.40 78.80 67
2 10/05/2021 23:58:53 68.77, 178.24 73.79 10/05/2021 23:59:11 68.76, 178.23 73.77 1.16 18
3 10/06/2021 00:49:34 -68.64, -14.26 106.34 10/06/2021 00:48:41 -68.66, -14.27 106.33 2.31 53
4 10/08/2021 15:25:03 -68.89, 126.55 105.10 10/08/2021 15:26:10 -68.86, 126.58 105.12 2.96 67
5 10/08/2021 16:15:46 68.72, -65.91 74.75 10/08/2021 16:15:37 68.75, -65.92 74.78 3.38 9
6 10/08/2021 17:06:23 -68.36, 101.88 105.59 10/08/2021 17:05:11 -68.42, 101.32 105.54 23.96 72
7 10/11/2021 07:41:55 -68.83,-117.59 104.14 10/11/2021 07:42:35 -68.84,-117.56 104.13 1.86 40
8 10/11/2021 08:32:39 68.71, 49.87 75.76 10/11/2021 08:32:02 68.72, 49.93 75.77 2.65 37
9 10/13/2021 23:08:15 69.35,-169.85 77.37 10/13/2021 23:09:25 69.24,-168.80 77.28 43.10 70
10 10/13/2021 23:58:48 -68.77, -1.74 103.19 10/13/2021 23:59:02 -68.75, -1.79 103.21 2.53 14
11 10/14/2021 00:49:32 68.66, 165.72 76.71 10/14/2021 00:48:29 68.63, 165.71 76.68 3.13 63
12 10/16/2021 15:25:00 68.87, -53.42 77.89 10/16/2021 15:25:57 68.87, -53.39 77.89 0.96 57
13 10/16/2021 16:15:41 -68.72, 114.11 102.26 10/16/2021 16:15:28 -68.72, 114.05 102.26 2.44 13
14 10/16/2021 17:06:14 68.02, -77.68 77.07 10/16/2021 17:05:04 68.09, -79.06 77.12 58.20 70

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 10/4/2021
SNOs_Map_NOAA-20_TERRA_20211004.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 10/04/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA