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: 7/7/2023
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 07/08/2023 07:09:12 70.36, 68.33 47.88 07/08/2023 07:10:23 70.26, 69.01 47.74 28.17 71
2 07/08/2023 07:59:48 -69.95,-123.73 132.55 07/08/2023 07:59:56 -69.98,-123.76 132.53 2.71 8
3 07/08/2023 08:50:33 69.90, 43.67 47.40 07/08/2023 08:49:23 69.88, 43.75 47.38 3.61 70
4 07/10/2023 23:25:59 70.03,-175.38 47.86 07/10/2023 23:26:57 70.03,-175.43 47.85 1.91 58
5 07/11/2023 00:16:41 -69.94, -7.92 132.24 07/11/2023 00:16:27 -69.92, -7.96 132.25 2.24 14
6 07/11/2023 01:07:13 69.19, 160.47 46.99 07/11/2023 01:06:04 69.26, 158.80 47.14 66.47 69
7 07/13/2023 15:42:51 70.02, -59.60 48.23 07/13/2023 15:43:26 70.00, -59.59 48.20 2.54 35
8 07/13/2023 16:33:32 -69.87, 107.95 131.93 07/13/2023 16:32:56 -69.89, 107.89 131.90 3.31 36
9 07/16/2023 07:09:11 -70.70,-112.20 130.65 07/16/2023 07:10:20 -70.55,-110.55 130.87 62.80 69
10 07/16/2023 07:59:43 69.97, 56.26 48.59 07/16/2023 07:59:56 69.95, 56.22 48.56 2.91 13
11 07/16/2023 08:50:25 -69.87,-136.27 131.52 07/16/2023 08:49:26 -69.84,-136.29 131.53 2.82 59
12 07/18/2023 23:25:51 -70.02, 4.65 130.91 07/18/2023 23:26:58 -70.04, 4.59 130.90 3.05 67
13 07/19/2023 00:16:35 69.93, 172.10 49.00 07/19/2023 00:16:25 69.93, 172.08 49.00 1.07 10
14 07/19/2023 01:07:11 -69.50, -19.96 131.44 07/19/2023 01:06:00 -69.55, -20.81 131.35 33.57 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/7/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230707.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 07/07/2023 in txt file.

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