Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/23/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 03/24/2025 16:07:42 70.02, -65.90 68.31 03/24/2025 16:08:09 70.01, -65.86 68.29 2.03 27
2 03/24/2025 16:58:23 -69.90, 101.59 111.83 03/24/2025 16:57:39 -69.90, 101.62 111.83 1.22 44
3 03/27/2025 07:33:53 -70.45,-118.08 112.29 03/27/2025 07:35:04 -70.36,-117.11 112.41 37.48 71
4 03/27/2025 08:24:31 70.00, 49.92 67.23 03/27/2025 08:24:36 69.98, 49.99 67.21 3.50 5
5 03/27/2025 09:15:12 -69.88,-142.58 112.91 03/27/2025 09:14:06 -69.87,-142.53 112.91 2.20 66
6 03/29/2025 23:50:35 -70.02, -1.63 113.78 03/29/2025 23:51:36 -70.05, -1.67 113.77 3.12 61
7 03/30/2025 00:41:20 69.95, 165.79 66.13 03/30/2025 00:41:03 69.93, 165.81 66.12 2.08 17
8 03/30/2025 01:31:51 -69.30, -25.94 114.57 03/30/2025 01:30:41 -69.39, -27.30 114.42 54.38 70
9 04/01/2025 16:07:25 -70.04, 114.14 114.80 04/01/2025 16:08:01 -70.04, 114.21 114.81 2.74 36
10 04/01/2025 16:58:09 69.92, -78.37 65.06 04/01/2025 16:57:28 69.92, -78.31 65.07 2.42 41
11 04/04/2025 07:33:40 70.53, 61.85 64.70 04/04/2025 07:34:50 70.40, 62.98 64.51 44.76 70
12 04/04/2025 08:24:13 -69.98,-129.96 115.91 04/04/2025 08:24:26 -69.96,-130.01 115.92 2.18 13
13 04/04/2025 09:14:57 69.86, 37.52 63.96 04/04/2025 09:13:53 69.84, 37.47 63.95 2.68 64

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/23/2025
SNOs_Map_NOAA-20_LANDSAT-8_20250323.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/23/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8