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: 5/20/2023
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 05/21/2023 07:09:18 70.12, 68.73 49.90 05/21/2023 07:10:02 70.09, 68.78 49.86 3.32 44
2 05/21/2023 07:59:59 -69.99,-123.75 130.25 05/21/2023 07:59:32 -69.98,-123.74 130.25 0.40 27
3 05/23/2023 22:35:45 -71.04, 15.71 129.67 05/23/2023 22:36:51 -70.97, 18.32 129.80 94.85 66
4 05/23/2023 23:26:12 70.02,-175.36 49.27 05/23/2023 23:26:33 70.05,-175.41 49.29 3.04 21
5 05/24/2023 00:16:54 -69.94, -7.92 130.82 05/24/2023 00:16:03 -69.94, -7.93 130.82 0.50 51
6 05/26/2023 14:52:24 -70.16, 132.88 131.06 05/26/2023 14:53:36 -70.14, 132.96 131.10 3.82 72
7 05/26/2023 15:43:08 70.04, -59.62 48.81 05/26/2023 15:43:03 70.03, -59.55 48.80 3.15 5
8 05/26/2023 16:33:47 -69.80, 108.06 131.45 05/26/2023 16:32:35 -69.81, 107.78 131.42 10.93 72
9 05/29/2023 07:09:17 -70.08,-111.22 131.59 05/29/2023 07:10:05 -70.10,-111.21 131.57 2.58 48
10 05/29/2023 08:00:01 69.96, 56.26 48.29 05/29/2023 07:59:32 69.99, 56.28 48.32 3.00 29
11 05/31/2023 22:35:45 70.94,-164.15 48.93 05/31/2023 22:36:52 70.85,-161.84 48.78 84.44 67
12 05/31/2023 23:26:12 -70.05, 4.58 132.00 05/31/2023 23:26:35 -70.04, 4.59 132.02 1.61 23
13 06/01/2023 00:16:56 69.94, 172.06 47.88 06/01/2023 00:16:02 69.92, 172.07 47.87 1.97 54

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/20/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230520.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/20/2023 in txt file.

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