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: 5/15/2021
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 05/15/2021 21:59:01 70.62,-154.25 51.48 05/15/2021 22:00:11 70.49,-153.15 51.31 43.53 70
2 05/15/2021 22:49:35 -70.12, 13.86 129.06 05/15/2021 22:49:46 -70.10, 13.92 129.08 2.93 11
3 05/15/2021 23:40:19 69.99,-178.64 50.81 05/15/2021 23:39:13 70.00,-178.58 50.82 2.64 66
4 05/18/2021 14:15:48 70.15, -37.74 50.39 05/18/2021 14:16:48 70.15, -37.77 50.38 1.05 60
5 05/18/2021 15:06:30 -70.06, 129.71 129.71 05/18/2021 15:06:18 -70.04, 129.71 129.74 2.22 12
6 05/18/2021 15:57:02 69.35, -61.94 49.56 05/18/2021 15:55:53 69.44, -63.47 49.68 60.48 69
7 05/21/2021 06:32:43 70.15, 78.02 49.83 05/21/2021 06:33:18 70.13, 78.09 49.81 3.12 35
8 05/21/2021 07:23:24 -70.00,-114.44 130.33 05/21/2021 07:22:48 -70.03,-114.43 130.31 2.62 36
9 05/23/2021 21:59:05 -70.79, 25.46 130.02 05/23/2021 22:00:14 -70.66, 27.10 130.19 61.68 69
10 05/23/2021 22:49:38 70.10,-166.14 49.26 05/23/2021 22:49:49 70.11,-166.06 49.27 3.28 11
11 05/23/2021 23:40:19 -69.95, 1.41 130.90 05/23/2021 23:39:20 -69.96, 1.35 130.89 2.10 59
12 05/26/2021 14:15:49 -70.16, 142.23 131.15 05/26/2021 14:16:54 -70.15, 142.22 131.17 1.47 65
13 05/26/2021 15:06:33 70.05, -50.30 48.74 05/26/2021 15:06:21 70.03, -50.29 48.72 2.07 12
14 05/26/2021 15:57:08 -69.58, 117.71 131.75 05/26/2021 15:55:56 -69.66, 116.82 131.65 35.68 72

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/15/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210515.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/15/2021 in txt file.

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