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: 6/17/2023
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 06/19/2023 14:52:29 70.49, -47.66 47.05 06/19/2023 14:53:39 70.39, -46.66 46.90 38.89 70
2 06/19/2023 15:43:03 -69.98, 120.45 133.49 06/19/2023 15:43:14 -70.00, 120.41 133.47 2.86 11
3 06/19/2023 16:33:48 69.92, -72.15 46.44 06/19/2023 16:32:41 69.90, -72.08 46.43 2.98 67
4 06/22/2023 07:09:15 70.05, 68.79 46.58 06/22/2023 07:10:14 70.06, 68.74 46.58 1.84 59
5 06/22/2023 07:59:57 -69.96,-123.75 133.52 06/22/2023 07:59:44 -69.94,-123.78 133.53 2.03 13
6 06/22/2023 08:50:30 69.26, 44.57 45.76 06/22/2023 08:49:21 69.29, 42.97 45.84 63.17 69
7 06/24/2023 23:26:08 70.05,-175.43 46.62 06/24/2023 23:26:42 70.03,-175.41 46.59 2.20 34
8 06/25/2023 00:16:49 -69.90, -7.88 133.54 06/25/2023 00:16:12 -69.92, -7.93 133.52 3.12 37
9 06/27/2023 14:52:27 -70.62, 132.13 132.69 06/27/2023 14:53:36 -70.52, 133.55 132.85 53.61 69
10 06/27/2023 15:43:01 69.99, -59.58 46.65 06/27/2023 15:43:11 69.98, -59.60 46.63 2.12 10
11 06/27/2023 16:33:43 -69.89, 107.89 133.46 06/27/2023 16:32:41 -69.87, 107.89 133.47 2.43 62
12 06/30/2023 07:09:10 -70.05,-111.19 133.16 06/30/2023 07:10:12 -70.07,-111.22 133.15 2.72 62
13 06/30/2023 07:59:54 69.95, 56.27 46.74 06/30/2023 07:59:39 69.95, 56.27 46.75 0.87 15
14 06/30/2023 08:50:27 -69.37,-135.57 133.87 06/30/2023 08:49:17 -69.41,-136.84 133.76 50.28 70

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/17/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230617.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 06/17/2023 in txt file.

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