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: 4/13/2021
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 04/15/2021 17:57:07 68.57, -90.89 58.42 04/15/2021 17:57:31 68.56, -90.84 58.41 2.47 24
2 04/15/2021 18:47:48 -68.43, 76.60 121.73 04/15/2021 18:47:01 -68.45, 76.66 121.72 2.77 47
3 04/18/2021 09:23:20 -68.72,-142.65 122.35 04/18/2021 09:24:31 -68.69,-142.45 122.39 8.96 71
4 04/18/2021 10:14:02 68.49, 24.97 57.40 04/18/2021 10:14:00 68.46, 24.92 57.37 3.24 2
5 04/18/2021 11:04:43 -68.35,-167.53 122.75 04/18/2021 11:03:30 -68.36,-167.57 122.75 1.65 73
6 04/21/2021 01:40:13 -68.59, -26.71 123.41 04/21/2021 01:40:59 -68.59, -26.69 123.41 1.10 46
7 04/21/2021 02:30:57 68.46, 140.77 56.45 04/21/2021 02:30:26 68.48, 140.82 56.47 2.72 31
8 04/21/2021 03:21:20 -67.35, -50.54 124.68 04/21/2021 03:20:13 -67.42, -52.77 124.59 95.60 67
9 04/23/2021 17:06:39 69.29, -79.22 56.42 04/23/2021 17:07:48 69.15, -77.74 56.27 60.61 69
10 04/23/2021 17:57:09 -68.56, 89.09 124.34 04/23/2021 17:57:27 -68.55, 89.14 124.35 2.42 18
11 04/23/2021 18:47:52 68.38,-103.37 55.48 04/23/2021 18:46:55 68.37,-103.43 55.47 2.64 57
12 04/26/2021 09:23:23 68.63, 37.45 54.87 04/26/2021 09:24:25 68.60, 37.44 54.84 3.20 62
13 04/26/2021 10:14:04 -68.48,-155.05 125.29 04/26/2021 10:13:55 -68.50,-155.04 125.27 1.80 9
14 04/26/2021 11:04:40 67.93, 12.96 54.15 04/26/2021 11:03:29 67.99, 11.99 54.21 41.14 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/13/2021
SNOs_Map_NOAA-20_TERRA_20210413.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/13/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA