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: 6/25/2023
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 06/27/2023 14:52:31 -70.85, 131.76 132.44 06/27/2023 14:53:38 -70.77, 133.90 132.61 78.85 67
2 06/27/2023 15:43:01 70.01, -59.60 46.67 06/27/2023 15:43:17 70.01, -59.57 46.67 1.14 16
3 06/27/2023 16:33:43 -69.92, 107.86 133.43 06/27/2023 16:32:47 -69.90, 107.91 133.44 2.44 56
4 06/30/2023 07:09:10 -70.07,-111.23 133.13 06/30/2023 07:10:22 -70.07,-111.26 133.14 1.15 72
5 06/30/2023 07:59:54 69.97, 56.24 46.77 06/30/2023 07:59:49 69.96, 56.24 46.76 0.31 5
6 06/30/2023 08:50:33 -69.71,-136.06 133.50 06/30/2023 08:49:21 -69.75,-136.43 133.45 14.68 72
7 07/02/2023 23:26:03 -70.04, 4.60 132.98 07/02/2023 23:26:53 -70.04, 4.58 132.98 1.02 50
8 07/03/2023 00:16:47 69.93, 172.06 46.92 07/03/2023 00:16:20 69.93, 172.07 46.92 0.44 27
9 07/03/2023 01:07:12 -68.93, -19.18 134.13 07/03/2023 01:06:05 -69.00, -21.54 133.96 94.45 67
10 07/05/2023 15:42:56 -70.01, 120.42 132.78 07/05/2023 15:43:24 -69.98, 120.38 132.81 3.19 28
11 07/05/2023 16:33:40 69.91, -72.12 47.13 07/05/2023 16:32:50 69.92, -72.06 47.15 3.08 50
12 07/08/2023 07:09:09 70.25, 68.50 47.76 07/08/2023 07:10:20 70.20, 68.94 47.69 17.43 71
13 07/08/2023 07:59:48 -69.98,-123.77 132.52 07/08/2023 07:59:52 -69.99,-123.72 132.51 2.11 4
14 07/08/2023 08:50:31 69.84, 43.76 47.33 07/08/2023 08:49:20 69.82, 43.68 47.33 3.28 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/25/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230625.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 06/25/2023 in txt file.

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