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: 6/24/2023
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 06/24/2023 23:26:08 70.03,-175.40 46.60 06/24/2023 23:26:46 70.00,-175.46 46.57 3.48 38
2 06/25/2023 00:16:50 -69.94, -7.95 133.50 06/25/2023 00:16:15 -69.95, -7.91 133.49 1.71 35
3 06/27/2023 14:52:32 -70.87, 131.72 132.42 06/27/2023 14:53:39 -70.75, 133.87 132.63 79.67 67
4 06/27/2023 15:43:01 69.98, -59.55 46.64 06/27/2023 15:43:18 69.99, -59.60 46.65 2.66 17
5 06/27/2023 16:33:43 -69.88, 107.91 133.46 06/27/2023 16:32:48 -69.88, 107.88 133.46 0.98 55
6 06/30/2023 07:09:11 -70.09,-111.26 133.11 06/30/2023 07:10:22 -70.11,-111.20 133.10 3.05 71
7 06/30/2023 07:59:54 69.93, 56.29 46.73 06/30/2023 07:59:50 69.95, 56.22 46.75 3.23 4
8 06/30/2023 08:50:34 -69.73,-136.09 133.48 06/30/2023 08:49:21 -69.79,-136.37 133.41 12.48 73
9 07/02/2023 23:26:03 -70.06, 4.57 132.96 07/02/2023 23:26:53 -70.04, 4.58 132.99 1.95 50
10 07/03/2023 00:16:47 69.95, 172.03 46.94 07/03/2023 00:16:20 69.93, 172.07 46.92 2.93 27
11 07/03/2023 01:07:12 -68.95, -19.21 134.11 07/03/2023 01:06:05 -69.00, -21.55 133.96 93.35 67
12 07/05/2023 15:42:56 -70.03, 120.39 132.75 07/05/2023 15:43:23 -70.04, 120.46 132.75 3.37 27
13 07/05/2023 16:33:39 69.87, -72.07 47.09 07/05/2023 16:32:51 69.88, -72.13 47.10 2.12 48

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/24/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230624.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 06/24/2023 in txt file.

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