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: 6/26/2023
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 06/27/2023 14:52:32 -70.87, 131.73 132.43 06/27/2023 14:53:39 -70.76, 133.89 132.62 79.63 67
2 06/27/2023 15:43:02 70.02, -59.62 46.68 06/27/2023 15:43:18 70.01, -59.57 46.67 1.91 16
3 06/27/2023 16:33:43 -69.88, 107.92 133.47 06/27/2023 16:32:48 -69.90, 107.90 133.44 2.49 55
4 06/30/2023 07:09:10 -70.09,-111.26 133.11 06/30/2023 07:10:22 -70.08,-111.25 133.13 1.11 72
5 06/30/2023 07:59:54 69.98, 56.22 46.78 06/30/2023 07:59:49 69.98, 56.25 46.77 1.39 5
6 06/30/2023 08:50:33 -69.73,-136.09 133.49 06/30/2023 08:49:21 -69.76,-136.42 133.44 13.21 72
7 07/02/2023 23:26:03 -70.05, 4.57 132.96 07/02/2023 23:26:53 -70.08, 4.63 132.95 3.21 50
8 07/03/2023 00:16:46 69.90, 172.12 46.88 07/03/2023 00:16:21 69.91, 172.04 46.90 3.54 25
9 07/03/2023 01:07:12 -68.95, -19.21 134.11 07/03/2023 01:06:05 -69.04, -21.50 133.93 91.94 67
10 07/05/2023 15:42:56 -70.03, 120.39 132.75 07/05/2023 15:43:24 -70.04, 120.46 132.75 3.30 28
11 07/05/2023 16:33:39 69.87, -72.07 47.09 07/05/2023 16:32:52 69.88, -72.13 47.10 2.21 47
12 07/08/2023 07:09:11 70.33, 68.38 47.85 07/08/2023 07:10:22 70.25, 69.00 47.73 24.77 71
13 07/08/2023 07:59:48 -69.96,-123.73 132.55 07/08/2023 07:59:55 -69.98,-123.75 132.52 2.90 7
14 07/08/2023 08:50:32 69.86, 43.72 47.36 07/08/2023 08:49:22 69.87, 43.74 47.38 1.16 70

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/26/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230626.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 06/26/2023 in txt file.

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