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: 5/14/2021
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 05/15/2021 21:59:00 70.60,-154.22 51.46 05/15/2021 22:00:10 70.50,-153.12 51.33 42.35 70
2 05/15/2021 22:49:34 -70.10, 13.89 129.08 05/15/2021 22:49:45 -70.12, 13.95 129.06 3.34 11
3 05/15/2021 23:40:18 69.98,-178.62 50.79 05/15/2021 23:39:13 69.96,-178.63 50.78 1.61 65
4 05/18/2021 14:15:48 70.18, -37.80 50.43 05/18/2021 14:16:47 70.17, -37.74 50.40 2.93 59
5 05/18/2021 15:06:29 -70.04, 129.74 129.73 05/18/2021 15:06:17 -70.06, 129.74 129.72 1.79 12
6 05/18/2021 15:57:03 69.39, -62.00 49.60 05/18/2021 15:55:53 69.46, -63.45 49.69 57.10 70
7 05/21/2021 06:32:43 70.13, 78.05 49.82 05/21/2021 06:33:18 70.15, 78.12 49.83 3.36 35
8 05/21/2021 07:23:24 -69.99,-114.42 130.35 05/21/2021 07:22:49 -69.99,-114.47 130.34 2.31 35
9 05/23/2021 21:59:05 -70.77, 25.49 130.03 05/23/2021 22:00:14 -70.68, 27.13 130.17 61.20 69
10 05/23/2021 22:49:38 70.09,-166.12 49.25 05/23/2021 22:49:50 70.08,-166.11 49.24 0.97 12
11 05/23/2021 23:40:20 -69.99, 1.35 130.86 05/23/2021 23:39:20 -69.98, 1.38 130.87 1.99 60
12 05/26/2021 14:15:48 -70.15, 142.25 131.16 05/26/2021 14:16:53 -70.17, 142.25 131.15 2.31 65
13 05/26/2021 15:06:32 70.04, -50.28 48.73 05/26/2021 15:06:20 70.06, -50.26 48.74 1.75 12
14 05/26/2021 15:57:07 -69.57, 117.73 131.76 05/26/2021 15:55:56 -69.63, 116.77 131.68 37.63 71

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/14/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210514.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/14/2021 in txt file.

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