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: 5/4/2023
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 05/05/2023 21:59:30 70.22,-153.64 53.76 05/05/2023 22:00:06 70.20,-153.70 53.74 2.64 36
2 05/05/2023 22:50:12 -70.13, 13.81 126.34 05/05/2023 22:49:35 -70.14, 13.85 126.33 2.02 37
3 05/08/2023 13:25:48 -70.72, 154.03 126.45 05/08/2023 13:26:59 -70.61, 155.13 126.60 42.68 71
4 05/08/2023 14:16:24 70.18, -37.81 52.98 05/08/2023 14:16:32 70.17, -37.86 52.97 2.21 8
5 05/08/2023 15:07:06 -70.10, 129.64 127.12 05/08/2023 15:06:01 -70.12, 129.69 127.10 2.92 65
6 05/11/2023 05:42:35 -70.27, -89.48 127.63 05/11/2023 05:43:31 -70.28, -89.46 127.63 1.35 56
7 05/11/2023 06:33:19 70.15, 78.01 52.24 05/11/2023 06:32:58 70.17, 78.02 52.26 2.02 21
8 05/11/2023 07:23:48 -69.38,-113.52 128.56 05/11/2023 07:22:39 -69.46,-115.33 128.44 71.16 69
9 05/13/2023 21:59:30 -70.25, 26.33 128.33 05/13/2023 21:59:57 -70.26, 26.39 128.32 2.63 27
10 05/13/2023 22:50:14 70.13,-166.18 51.55 05/13/2023 22:49:24 70.15,-166.13 51.57 2.57 50
11 05/16/2023 13:25:43 70.32, -25.33 51.13 05/16/2023 13:26:53 70.32, -25.27 51.12 2.20 70
12 05/16/2023 14:16:25 -70.23, 142.14 128.98 05/16/2023 14:16:23 -70.22, 142.21 129.00 3.49 2
13 05/16/2023 15:07:05 69.91, -50.06 50.68 05/16/2023 15:05:52 69.99, -50.46 50.78 17.88 73

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/4/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230504.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/04/2023 in txt file.

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