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: 4/29/2021
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 04/29/2021 21:58:57 70.72,-154.37 55.92 04/29/2021 22:00:06 70.63,-153.05 55.79 49.89 69
2 04/29/2021 22:49:29 -70.12, 13.91 124.72 04/29/2021 22:49:43 -70.14, 13.86 124.71 2.67 14
3 04/29/2021 23:40:14 70.04,-178.67 55.19 04/29/2021 23:39:10 70.03,-178.64 55.19 1.81 64
4 05/02/2021 14:15:43 70.19, -37.75 54.55 05/02/2021 14:16:41 70.21, -37.79 54.57 2.98 58
5 05/02/2021 15:06:25 -70.10, 129.69 125.55 05/02/2021 15:06:11 -70.10, 129.69 125.55 0.31 14
6 05/02/2021 15:56:57 69.34, -61.88 53.66 05/02/2021 15:55:49 69.38, -63.65 53.75 69.50 68
7 05/05/2021 06:32:39 70.18, 78.02 53.77 05/05/2021 06:33:09 70.17, 78.03 53.75 1.18 30
8 05/05/2021 07:23:20 -70.04,-114.44 126.39 05/05/2021 07:22:39 -70.06,-114.49 126.37 3.09 41
9 05/07/2021 21:58:54 -70.49, 25.98 126.64 05/07/2021 22:00:06 -70.39, 26.59 126.77 25.27 72
10 05/07/2021 22:49:33 70.12,-166.12 52.96 05/07/2021 22:49:36 70.11,-166.16 52.96 1.72 3
11 05/07/2021 23:40:15 -70.02, 1.34 127.15 05/07/2021 23:39:06 -70.01, 1.32 127.16 1.70 69
12 05/10/2021 14:15:45 -70.22, 142.17 127.64 05/10/2021 14:16:36 -70.23, 142.23 127.64 2.46 51
13 05/10/2021 15:06:29 70.11, -50.35 52.24 05/10/2021 15:06:03 70.11, -50.29 52.25 2.37 26

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/29/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210429.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/29/2021 in txt file.

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