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: 8/7/2023
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 08/09/2023 07:59:17 -69.99,-123.69 125.91 08/09/2023 08:00:06 -70.01,-123.70 125.90 1.96 49
2 08/09/2023 08:50:01 69.88, 43.78 53.99 08/09/2023 08:49:33 69.91, 43.80 54.02 2.71 28
3 08/09/2023 09:40:25 -68.84,-147.41 127.09 08/09/2023 09:39:19 -68.91,-149.89 126.91 99.80 66
4 08/12/2023 00:16:08 -69.96, -7.86 125.16 08/12/2023 00:16:35 -69.98, -7.86 125.15 2.14 27
5 08/12/2023 01:06:52 69.85, 159.61 54.74 08/12/2023 01:06:02 69.87, 159.63 54.76 2.31 50
6 08/14/2023 15:42:20 70.24, -59.83 55.94 08/14/2023 15:43:31 70.14, -59.38 55.81 20.45 71
7 08/14/2023 16:32:58 -69.94, 107.96 124.38 08/14/2023 16:33:03 -69.92, 107.95 124.39 1.63 5
8 08/14/2023 17:23:42 69.83, -84.57 55.53 08/14/2023 17:22:30 69.81, -84.56 55.51 2.32 72
9 08/17/2023 07:59:07 70.02, 56.30 56.54 08/17/2023 08:00:01 69.99, 56.31 56.50 2.55 54
10 08/17/2023 08:49:48 -69.87,-136.16 123.61 08/17/2023 08:49:31 -69.89,-136.20 123.59 3.20 17
11 08/17/2023 09:40:18 69.02, 32.37 55.52 08/17/2023 09:39:11 69.06, 30.32 55.64 81.76 67
12 08/20/2023 00:15:57 69.96, 172.18 57.34 08/20/2023 00:16:29 69.93, 172.12 57.31 3.51 32
13 08/20/2023 01:06:39 -69.86, -20.36 122.76 08/20/2023 01:05:59 -69.84, -20.39 122.78 3.06 40

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/7/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230807.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 08/07/2023 in txt file.

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