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: 9/16/2023
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 09/18/2023 07:59:22 69.98, 56.25 67.98 09/18/2023 08:00:17 70.00, 56.27 67.99 2.16 55
2 09/18/2023 08:50:04 -69.90,-136.32 112.10 09/18/2023 08:49:47 -69.89,-136.25 112.12 3.08 17
3 09/18/2023 09:40:34 69.03, 32.25 67.03 09/18/2023 09:39:26 69.12, 30.36 67.15 75.52 68
4 09/21/2023 00:16:17 69.96, 172.04 68.99 09/21/2023 00:16:47 69.96, 172.09 68.98 2.07 30
5 09/21/2023 01:06:58 -69.83, -20.44 111.14 09/21/2023 01:06:17 -69.85, -20.43 111.12 2.00 41
6 09/23/2023 15:42:34 -70.39, 119.85 109.55 09/23/2023 15:43:45 -70.26, 120.77 109.70 37.32 71
7 09/23/2023 16:33:11 69.90, -72.09 69.96 09/23/2023 16:33:17 69.88, -72.13 69.94 2.50 6
8 09/23/2023 17:23:52 -69.76, 95.43 110.17 09/23/2023 17:22:47 -69.78, 95.36 110.15 3.05 65
9 09/26/2023 07:59:21 -69.97,-123.73 108.95 09/26/2023 08:00:19 -69.95,-123.80 108.97 3.41 58
10 09/26/2023 08:50:05 69.85, 43.75 70.95 09/26/2023 08:49:46 69.83, 43.69 70.93 2.97 19
11 09/26/2023 09:40:35 -69.12,-147.88 109.77 09/26/2023 09:39:26 -69.18,-149.56 109.70 66.45 69
12 09/29/2023 00:16:14 -69.92, -7.89 107.96 09/29/2023 00:16:46 -69.92, -7.94 107.95 1.91 32
13 09/29/2023 01:06:58 69.81, 159.59 71.95 09/29/2023 01:06:13 69.81, 159.55 71.95 1.53 45

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/16/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230916.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/16/2023 in txt file.

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