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: 4/15/2021
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 04/16/2021 14:15:38 70.27, -37.82 59.87 04/16/2021 14:16:50 70.24, -37.74 59.83 4.52 72
2 04/16/2021 15:06:19 -70.13, 129.70 120.29 04/16/2021 15:06:20 -70.12, 129.73 120.30 1.27 1
3 04/16/2021 15:57:01 69.90, -62.64 59.47 04/16/2021 15:55:48 69.96, -62.85 59.54 10.80 73
4 04/19/2021 06:32:32 70.19, 78.06 58.85 04/19/2021 06:33:18 70.17, 78.04 58.83 2.17 46
5 04/19/2021 07:23:13 -70.05,-114.41 121.31 04/19/2021 07:22:48 -70.06,-114.48 121.29 2.82 25
6 04/21/2021 21:58:59 -71.07, 25.09 121.14 04/21/2021 22:00:06 -70.97, 27.47 121.29 86.98 67
7 04/21/2021 22:49:28 70.17,-166.15 57.91 04/21/2021 22:49:46 70.15,-166.10 57.90 2.07 18
8 04/21/2021 23:40:09 -70.03, 1.39 122.25 04/21/2021 23:39:16 -70.05, 1.38 122.22 2.70 53
9 04/24/2021 14:15:39 -70.21, 142.24 122.92 04/24/2021 14:16:48 -70.20, 142.19 122.95 2.58 69
10 04/24/2021 15:06:23 70.09, -50.27 56.95 04/24/2021 15:06:15 70.08, -50.33 56.93 2.68 8
11 04/24/2021 15:57:00 -69.74, 117.58 123.43 04/24/2021 15:55:48 -69.81, 116.93 123.34 26.26 72
12 04/27/2021 06:32:35 -70.19,-101.97 123.81 04/27/2021 06:33:16 -70.17,-101.96 123.83 1.72 41
13 04/27/2021 07:23:19 70.08, 65.52 56.06 04/27/2021 07:22:43 70.06, 65.51 56.05 2.22 36

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/15/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210415.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/15/2021 in txt file.

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