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: 6/9/2023
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 06/11/2023 14:52:28 -70.41, 132.47 132.73 06/11/2023 14:53:40 -70.28, 133.17 132.88 29.67 72
2 06/11/2023 15:43:07 70.03, -59.63 46.88 06/11/2023 15:43:10 70.02, -59.56 46.86 2.74 3
3 06/11/2023 16:33:48 -69.89, 107.90 133.27 06/11/2023 16:32:40 -69.91, 107.91 133.25 1.98 68
4 06/14/2023 07:09:16 -70.06,-111.21 133.25 06/14/2023 07:10:14 -70.08,-111.24 133.23 3.04 58
5 06/14/2023 08:00:01 69.99, 56.19 46.69 06/14/2023 07:59:41 69.97, 56.25 46.67 3.13 20
6 06/14/2023 08:50:31 -69.27,-135.43 134.07 06/14/2023 08:49:21 -69.32,-137.01 133.97 62.48 70
7 06/16/2023 23:26:10 -70.02, 4.61 133.39 06/16/2023 23:26:45 -70.02, 4.55 133.40 2.56 35
8 06/17/2023 00:16:54 69.91, 172.09 46.50 06/17/2023 00:16:12 69.91, 172.04 46.50 1.90 42
9 06/19/2023 14:52:28 70.47, -47.63 47.02 06/19/2023 14:53:39 70.36, -46.71 46.88 36.32 71
10 06/19/2023 15:43:03 -70.00, 120.42 133.47 06/19/2023 15:43:14 -69.98, 120.38 133.49 2.39 11
11 06/19/2023 16:33:47 69.89, -72.11 46.42 06/19/2023 16:32:41 69.87, -72.13 46.40 2.70 66
12 06/22/2023 07:09:15 70.08, 68.74 46.61 06/22/2023 07:10:13 70.08, 68.77 46.60 1.45 58
13 06/22/2023 07:59:57 -69.98,-123.79 133.50 06/22/2023 07:59:43 -69.98,-123.74 133.50 1.96 14
14 06/22/2023 08:50:29 69.24, 44.60 45.74 06/22/2023 08:49:20 69.31, 43.00 45.87 63.53 69

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/9/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230609.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 06/09/2023 in txt file.

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