Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/10/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 10/12/2023 07:59:14 -69.99,-123.76 102.77 10/12/2023 08:00:25 -70.00,-123.75 102.77 0.68 71
2 10/12/2023 08:49:58 69.88, 43.73 77.12 10/12/2023 08:49:52 69.89, 43.75 77.14 2.28 6
3 10/12/2023 09:40:37 -69.63,-148.59 103.11 10/12/2023 09:39:24 -69.67,-148.92 103.07 13.58 73
4 10/15/2023 00:16:05 -69.94, -7.89 101.83 10/15/2023 00:16:54 -69.95, -7.94 101.82 2.12 49
5 10/15/2023 01:06:49 69.82, 159.58 78.07 10/15/2023 01:06:21 69.84, 159.55 78.09 2.05 28
6 10/17/2023 15:42:32 70.88, -60.93 80.11 10/17/2023 15:43:38 70.83, -58.39 80.04 92.80 66
7 10/17/2023 16:32:57 -69.90, 107.95 100.89 10/17/2023 16:33:23 -69.90, 107.88 100.88 2.62 26
8 10/17/2023 17:23:41 69.79, -84.58 79.02 10/17/2023 17:22:50 69.79, -84.63 79.02 1.89 51
9 10/20/2023 07:59:09 70.07, 56.14 80.25 10/20/2023 08:00:20 70.02, 56.30 80.20 8.68 71
10 10/20/2023 08:49:49 -69.87,-136.24 99.94 10/20/2023 08:49:51 -69.86,-136.29 99.95 2.27 2
11 10/20/2023 09:40:31 69.66, 31.39 79.86 10/20/2023 09:39:19 69.69, 31.12 79.89 10.73 72
12 10/23/2023 00:15:59 69.96, 172.09 81.09 10/23/2023 00:16:47 69.98, 172.14 81.11 2.96 48
13 10/23/2023 01:06:41 -69.86, -20.44 99.00 10/23/2023 01:06:17 -69.88, -20.37 98.98 3.62 24

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/10/2023
SNOs_Map_NOAA-21_LANDSAT-8_20231010.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 10/10/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-8