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: 10/13/2021
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 10/14/2021 22:49:27 70.07,-166.17 78.47 10/14/2021 22:50:35 70.08,-166.13 78.47 1.42 68
2 10/14/2021 23:40:08 -69.93, 1.37 101.67 10/14/2021 23:40:05 -69.96, 1.33 101.64 3.29 3
3 10/15/2021 00:30:48 69.60, 169.16 78.02 10/15/2021 00:29:36 69.64, 168.54 78.06 24.29 72
4 10/17/2021 15:06:19 70.03, -50.32 79.40 10/17/2021 15:07:04 70.05, -50.30 79.42 2.38 45
5 10/17/2021 15:57:01 -69.93, 117.14 100.68 10/17/2021 15:56:34 -69.93, 117.18 100.69 1.37 27
6 10/20/2021 06:32:46 -71.03,-103.46 98.63 10/20/2021 06:33:52 -70.93,-100.75 98.73 98.95 66
7 10/20/2021 07:23:12 69.98, 65.52 80.33 10/20/2021 07:23:34 70.01, 65.53 80.35 3.09 22
8 10/20/2021 08:13:54 -69.88,-127.01 99.76 10/20/2021 08:13:04 -69.90,-126.99 99.75 1.77 50
9 10/22/2021 22:49:24 -70.20, 13.66 98.52 10/22/2021 22:50:36 -70.13, 13.93 98.60 13.27 72
10 10/22/2021 23:40:05 69.94,-178.64 81.23 10/22/2021 23:40:04 69.97,-178.65 81.26 2.96 1
11 10/23/2021 00:30:47 -69.84, -11.17 98.86 10/23/2021 00:29:34 -69.86, -11.17 98.84 2.16 73
12 10/25/2021 15:06:15 -70.05, 129.66 97.74 10/25/2021 15:07:07 -70.03, 129.67 97.77 3.00 52
13 10/25/2021 15:56:58 69.90, -62.80 82.12 10/25/2021 15:56:34 69.92, -62.84 82.14 2.20 24

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/13/2021
SNOs_Map_NOAA-20_LANDSAT-8_20211014.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 10/13/2021 in txt file.

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