Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/22/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 04/25/2023 05:42:31 -70.27, -89.50 122.91 04/25/2023 05:43:43 -70.26, -89.49 122.93 1.27 72
2 04/25/2023 06:33:15 70.16, 77.99 56.96 04/25/2023 06:33:10 70.16, 78.01 56.96 0.72 5
3 04/25/2023 07:23:54 -69.91,-114.31 123.31 04/25/2023 07:22:42 -69.94,-114.67 123.27 13.92 72
4 04/27/2023 21:59:27 -70.26, 26.30 123.79 04/27/2023 22:00:12 -70.25, 26.36 123.81 2.93 45
5 04/27/2023 22:50:11 70.14,-166.22 56.08 04/27/2023 22:49:39 70.14,-166.15 56.08 2.77 32
6 04/30/2023 13:25:53 70.98, -26.42 56.13 04/30/2023 13:27:01 70.85, -24.49 55.96 71.24 68
7 04/30/2023 14:16:22 -70.20, 142.16 124.69 04/30/2023 14:16:41 -70.20, 142.17 124.69 0.62 19
8 04/30/2023 15:07:06 70.09, -50.36 55.19 04/30/2023 15:06:08 70.09, -50.34 55.19 0.63 58
9 05/03/2023 05:42:35 70.25, 90.54 54.57 05/03/2023 05:43:39 70.28, 90.53 54.59 3.12 64
10 05/03/2023 06:33:17 -70.16,-102.00 125.54 05/03/2023 06:33:09 -70.18,-101.99 125.52 2.23 8
11 05/03/2023 07:23:53 69.62, 66.12 53.90 05/03/2023 07:22:43 69.67, 64.96 53.98 45.21 70
12 05/05/2023 21:59:29 70.21,-153.63 53.76 05/05/2023 22:00:06 70.22,-153.68 53.76 1.85 37
13 05/05/2023 22:50:11 -70.12, 13.84 126.36 05/05/2023 22:49:36 -70.12, 13.81 126.35 0.90 35

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/22/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230423.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/22/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8