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: 12/21/2023
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 12/23/2023 07:09:41 -70.85,-112.68 85.76 12/23/2023 07:10:48 -70.73,-110.36 85.94 85.92 67
2 12/23/2023 08:00:09 69.89, 56.13 93.25 12/23/2023 08:00:28 69.91, 56.09 93.27 2.58 19
3 12/23/2023 08:50:51 -69.80,-136.42 86.85 12/23/2023 08:49:58 -69.80,-136.43 86.84 0.39 53
4 12/25/2023 23:26:20 -70.00, 4.43 86.69 12/25/2023 23:27:30 -69.99, 4.44 86.71 1.57 70
5 12/26/2023 00:17:04 69.89, 171.91 93.20 12/26/2023 00:16:57 69.88, 171.93 93.19 1.32 7
6 12/26/2023 01:07:42 -69.58, -20.32 87.12 12/26/2023 01:06:29 -69.66, -20.74 87.03 18.09 73
7 12/28/2023 15:43:14 -69.95, 120.28 86.84 12/28/2023 15:43:58 -69.98, 120.31 86.82 3.24 44
8 12/28/2023 16:33:57 69.84, -72.25 93.05 12/28/2023 16:33:24 69.87, -72.20 93.08 3.25 33
9 12/31/2023 07:09:37 70.64, 67.65 93.74 12/31/2023 07:10:46 70.54, 69.37 93.58 64.60 69
10 12/31/2023 08:00:07 -69.92,-123.89 87.03 12/31/2023 08:00:25 -69.94,-123.86 87.01 2.87 18
11 12/31/2023 08:50:51 69.81, 43.58 92.86 12/31/2023 08:49:52 69.82, 43.62 92.88 2.48 59
12 01/02/2024 23:26:19 69.99,-175.54 92.84 01/02/2024 23:27:23 69.97,-175.56 92.81 2.54 64
13 01/03/2024 00:17:01 -69.89, -8.08 87.27 01/03/2024 00:16:53 -69.87, -8.07 87.29 2.81 8
14 01/03/2024 01:07:37 69.36, 160.01 92.18 01/03/2024 01:06:26 69.42, 158.96 92.27 41.63 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/21/2023
SNOs_Map_NOAA-21_LANDSAT-8_20231221.jpg

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

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