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: 9/13/2023
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 09/15/2023 15:42:33 70.29, -59.99 67.26 09/15/2023 15:43:44 70.21, -59.30 67.17 27.36 71
2 09/15/2023 16:33:09 -69.90, 107.93 113.14 09/15/2023 16:33:18 -69.88, 107.87 113.15 2.88 9
3 09/15/2023 17:23:53 69.77, -84.57 66.75 09/15/2023 17:22:45 69.78, -84.63 66.77 2.92 68
4 09/18/2023 07:59:23 70.00, 56.23 67.99 09/18/2023 08:00:18 69.97, 56.23 67.96 3.25 55
5 09/18/2023 08:50:04 -69.86,-136.25 112.14 09/18/2023 08:49:48 -69.86,-136.29 112.14 1.32 16
6 09/18/2023 09:40:35 69.05, 32.23 67.04 09/18/2023 09:39:27 69.09, 30.32 67.12 75.80 68
7 09/21/2023 00:16:16 69.93, 172.10 68.95 09/21/2023 00:16:47 69.91, 172.03 68.93 3.44 31
8 09/21/2023 01:06:58 -69.84, -20.45 111.13 09/21/2023 01:06:16 -69.86, -20.41 111.11 2.44 42
9 09/23/2023 15:42:33 -70.35, 119.91 109.60 09/23/2023 15:43:44 -70.25, 120.76 109.71 33.60 71
10 09/23/2023 16:33:11 69.92, -72.12 69.98 09/23/2023 16:33:15 69.92, -72.06 69.98 2.03 4
11 09/23/2023 17:23:52 -69.78, 95.41 110.16 09/23/2023 17:22:46 -69.76, 95.35 110.17 2.84 66
12 09/26/2023 07:59:21 -69.98,-123.75 108.94 09/26/2023 08:00:17 -69.96,-123.77 108.96 1.88 56
13 09/26/2023 08:50:05 69.86, 43.73 70.97 09/26/2023 08:49:44 69.85, 43.72 70.95 2.03 21

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/13/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230913.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/13/2023 in txt file.

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