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: 4/19/2021
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 04/21/2021 01:40:13 -68.56, -26.68 123.43 04/21/2021 01:41:00 -68.56, -26.73 123.44 1.99 47
2 04/21/2021 02:30:57 68.43, 140.81 56.42 04/21/2021 02:30:27 68.45, 140.79 56.44 2.57 30
3 04/21/2021 03:21:20 -67.33, -50.51 124.70 04/21/2021 03:20:14 -67.39, -52.81 124.62 98.34 66
4 04/23/2021 17:06:39 69.26, -79.18 56.40 04/23/2021 17:07:48 69.18, -77.70 56.30 59.24 69
5 04/23/2021 17:57:09 -68.54, 89.12 124.36 04/23/2021 17:57:28 -68.52, 89.10 124.38 2.84 19
6 04/23/2021 18:47:53 68.41,-103.41 55.50 04/23/2021 18:46:55 68.40,-103.40 55.50 0.86 58
7 04/26/2021 09:23:22 68.60, 37.48 54.85 04/26/2021 09:24:24 68.63, 37.48 54.87 2.59 62
8 04/26/2021 10:14:03 -68.47,-155.02 125.30 04/26/2021 10:13:55 -68.47,-155.09 125.31 2.59 8
9 04/26/2021 11:04:39 67.91, 13.00 54.12 04/26/2021 11:03:29 67.96, 11.95 54.18 43.83 70
10 04/29/2021 01:40:18 68.59, 153.26 53.99 04/29/2021 01:40:52 68.57, 153.28 53.96 2.47 34
11 04/29/2021 02:30:59 -68.45, -39.24 126.17 04/29/2021 02:30:22 -68.46, -39.21 126.15 2.15 37
12 05/01/2021 17:06:37 -69.07, 101.07 126.34 05/01/2021 17:07:47 -68.96, 102.00 126.46 39.12 70
13 05/01/2021 17:57:13 68.52, -90.89 53.10 05/01/2021 17:57:20 68.50, -90.92 53.08 2.60 7
14 05/01/2021 18:47:54 -68.38, 76.62 127.06 05/01/2021 18:46:50 -68.40, 76.59 127.03 2.86 64

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/19/2021
SNOs_Map_NOAA-20_TERRA_20210419.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/19/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA