Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/18/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 04/19/2021 06:32:33 70.20, 78.04 58.87 04/19/2021 06:33:18 70.21, 78.10 58.87 2.45 45
2 04/19/2021 07:23:14 -70.07,-114.44 121.29 04/19/2021 07:22:48 -70.10,-114.43 121.26 3.37 26
3 04/21/2021 21:59:00 -71.09, 25.06 121.12 04/21/2021 22:00:07 -70.96, 27.44 121.31 87.50 67
4 04/21/2021 22:49:27 70.13,-166.09 57.87 04/21/2021 22:49:46 70.14,-166.13 57.88 2.02 19
5 04/21/2021 23:40:09 -70.04, 1.36 122.23 04/21/2021 23:39:16 -70.03, 1.35 122.24 1.39 53
6 04/24/2021 14:15:39 -70.23, 142.21 122.91 04/24/2021 14:16:47 -70.23, 142.24 122.91 0.95 68
7 04/24/2021 15:06:23 70.11, -50.29 56.96 04/24/2021 15:06:14 70.12, -50.28 56.97 1.41 9
8 04/24/2021 15:57:00 -69.76, 117.55 123.42 04/24/2021 15:55:48 -69.79, 116.90 123.36 25.32 72
9 04/27/2021 06:32:35 -70.21,-101.99 123.79 04/27/2021 06:33:15 -70.21,-101.92 123.80 2.97 40
10 04/27/2021 07:23:19 70.09, 65.49 56.08 04/27/2021 07:22:42 70.09, 65.57 56.08 2.82 37
11 04/29/2021 21:58:57 70.71,-154.34 55.90 04/29/2021 22:00:07 70.61,-153.08 55.77 47.61 70
12 04/29/2021 22:49:30 -70.14, 13.88 124.70 04/29/2021 22:49:44 -70.13, 13.85 124.72 1.58 14
13 04/29/2021 23:40:14 70.02,-178.64 55.17 04/29/2021 23:39:11 70.01,-178.67 55.16 1.94 63

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/18/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210418.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/18/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8