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: 4/21/2021
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 04/23/2021 17:06:39 69.29, -79.23 56.43 04/23/2021 17:07:48 69.15, -77.74 56.26 60.67 69
2 04/23/2021 17:57:08 -68.52, 89.14 124.38 04/23/2021 17:57:27 -68.54, 89.12 124.36 2.19 19
3 04/23/2021 18:47:52 68.39,-103.37 55.48 04/23/2021 18:46:55 68.37,-103.43 55.46 2.94 57
4 04/26/2021 09:23:23 68.63, 37.44 54.88 04/26/2021 09:24:24 68.65, 37.50 54.89 3.02 61
5 04/26/2021 10:14:04 -68.50,-155.07 125.27 04/26/2021 10:13:55 -68.48,-155.06 125.29 1.61 9
6 04/26/2021 11:04:40 67.94, 12.96 54.15 04/26/2021 11:03:29 67.98, 11.98 54.20 41.09 71
7 04/29/2021 01:40:18 68.56, 153.29 53.96 04/29/2021 01:40:52 68.58, 153.30 53.98 2.26 34
8 04/29/2021 02:30:59 -68.43, -39.21 126.19 04/29/2021 02:30:23 -68.42, -39.26 126.19 2.02 36
9 05/01/2021 17:06:36 -69.05, 101.10 126.36 05/01/2021 17:07:47 -68.91, 101.94 126.50 37.02 71
10 05/01/2021 17:57:12 68.50, -90.86 53.08 05/01/2021 17:57:19 68.51, -90.90 53.09 2.66 7
11 05/01/2021 18:47:54 -68.41, 76.57 127.02 05/01/2021 18:46:49 -68.41, 76.61 127.02 1.40 65
12 05/04/2021 09:23:24 -68.61,-142.55 127.59 05/04/2021 09:24:19 -68.62,-142.54 127.58 1.15 55
13 05/04/2021 10:14:08 68.49, 24.92 52.28 05/04/2021 10:13:46 68.49, 24.95 52.29 1.51 22
14 05/04/2021 11:04:37 -67.70,-166.77 128.53 05/04/2021 11:03:28 -67.73,-168.32 128.49 65.47 69

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/21/2021
SNOs_Map_NOAA-20_TERRA_20210421.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/21/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA