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: 12/9/2023
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 12/09/2023 23:26:17 -69.98, 4.47 87.26 12/09/2023 23:27:25 -69.97, 4.45 87.27 1.02 68
2 12/10/2023 00:17:01 69.86, 171.95 92.63 12/10/2023 00:16:52 69.87, 171.95 92.64 0.83 9
3 12/10/2023 01:07:38 -69.50, -20.20 87.74 12/10/2023 01:06:26 -69.54, -20.87 87.69 26.18 72
4 12/12/2023 15:43:12 -69.92, 120.32 87.09 12/12/2023 15:43:57 -69.93, 120.26 87.09 2.65 45
5 12/12/2023 16:33:56 69.81, -72.20 92.81 12/12/2023 16:33:24 69.82, -72.25 92.82 2.03 32
6 12/15/2023 07:09:39 70.71, 67.53 93.90 12/15/2023 07:10:47 70.62, 69.50 93.78 73.13 68
7 12/15/2023 08:00:08 -69.93,-123.92 86.91 12/15/2023 08:00:28 -69.92,-123.89 86.92 1.84 20
8 12/15/2023 08:50:52 69.82, 43.55 92.99 12/15/2023 08:49:55 69.81, 43.60 92.97 2.57 57
9 12/17/2023 23:26:20 69.99,-175.56 93.28 12/17/2023 23:27:28 69.98,-175.55 93.27 0.93 68
10 12/18/2023 00:17:02 -69.89, -8.09 86.83 12/18/2023 00:16:58 -69.88, -8.06 86.84 1.45 4
11 12/18/2023 01:07:41 69.52, 159.77 92.80 12/18/2023 01:06:29 69.55, 159.13 92.84 25.14 72
12 12/20/2023 15:43:15 69.96, -59.74 93.32 12/20/2023 15:43:58 69.98, -59.68 93.33 3.27 43
13 12/20/2023 16:33:56 -69.81, 107.80 86.85 12/20/2023 16:33:29 -69.83, 107.74 86.82 3.44 27

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/9/2023
SNOs_Map_NOAA-21_LANDSAT-8_20231209.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 12/09/2023 in txt file.

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