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: 3/14/2024
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 03/14/2024 23:26:24 -70.02, 4.45 107.93 03/14/2024 23:27:06 -70.03, 4.45 107.94 0.26 42
2 03/15/2024 00:17:08 69.91, 171.94 71.93 03/15/2024 00:16:33 69.93, 171.96 71.96 2.67 35
3 03/17/2024 14:52:48 70.52, -47.88 71.54 03/17/2024 14:53:58 70.44, -46.71 71.41 44.41 70
4 03/17/2024 15:43:22 -70.00, 120.25 109.02 03/17/2024 15:43:34 -70.00, 120.28 109.03 1.50 12
5 03/17/2024 16:34:06 69.89, -72.27 70.85 03/17/2024 16:33:01 69.89, -72.21 70.86 2.45 65
6 03/20/2024 07:09:37 70.03, 68.64 69.97 03/20/2024 07:10:32 70.05, 68.61 69.97 2.17 55
7 03/20/2024 08:00:19 -69.93,-123.89 110.16 03/20/2024 08:00:02 -69.94,-123.91 110.15 1.07 17
8 03/20/2024 08:50:49 69.08, 44.66 68.94 03/20/2024 08:49:41 69.17, 42.70 69.11 78.35 68
9 03/22/2024 23:26:35 70.03,-175.59 68.90 03/22/2024 23:26:59 70.02,-175.55 68.88 2.45 24
10 03/23/2024 00:17:17 -69.93, -8.12 111.23 03/23/2024 00:16:29 -69.91, -8.07 111.25 2.95 48
11 03/25/2024 14:52:47 -70.09, 132.78 112.09 03/25/2024 14:53:58 -70.07, 132.77 112.12 2.23 71
12 03/25/2024 15:43:30 69.94, -59.68 67.74 03/25/2024 15:43:25 69.96, -59.75 67.76 3.38 5
13 03/25/2024 16:34:10 -69.72, 107.95 112.50 03/25/2024 16:32:57 -69.74, 107.58 112.47 14.39 73

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/14/2024
SNOs_Map_NOAA-21_LANDSAT-8_20240314.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/14/2024 in txt file.

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