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: 3/13/2023
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 03/15/2023 14:53:14 70.11, -47.10 72.20 03/15/2023 14:54:14 70.12, -47.18 72.19 2.97 60
2 03/15/2023 15:43:56 -70.02, 120.35 107.91 03/15/2023 15:43:44 -70.00, 120.29 107.93 3.51 12
3 03/15/2023 16:34:29 69.33, -71.32 71.35 03/15/2023 16:33:20 69.40, -72.88 71.49 61.97 69
4 03/18/2023 07:10:06 70.12, 68.67 71.14 03/18/2023 07:10:40 70.14, 68.73 71.15 3.07 34
5 03/18/2023 08:00:47 -69.97,-123.79 109.03 03/18/2023 08:00:11 -69.97,-123.87 109.03 2.95 36
6 03/20/2023 22:36:24 -70.72, 16.19 109.28 03/20/2023 22:37:33 -70.61, 17.65 109.46 55.43 69
7 03/20/2023 23:26:58 70.09,-175.51 70.04 03/20/2023 23:27:08 70.06,-175.50 70.01 3.29 10
8 03/21/2023 00:17:39 -69.94, -7.97 110.13 03/21/2023 00:16:38 -69.95, -8.02 110.11 2.23 61
9 03/23/2023 14:53:06 -70.18, 132.82 110.92 03/23/2023 14:54:07 -70.16, 132.89 110.95 3.03 61
10 03/23/2023 15:43:49 70.02, -59.63 68.91 03/23/2023 15:43:34 70.05, -59.63 68.94 2.97 15
11 03/23/2023 16:34:22 -69.45, 108.53 111.71 03/23/2023 16:33:12 -69.50, 107.26 111.60 50.12 70
12 03/26/2023 07:09:57 -70.12,-111.32 112.03 03/26/2023 07:10:33 -70.11,-111.29 112.05 1.77 36
13 03/26/2023 08:00:40 69.97, 56.22 67.80 03/26/2023 08:00:00 69.99, 56.19 67.82 2.77 40

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/13/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230313.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/13/2023 in txt file.

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