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: 4/19/2023
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 04/19/2023 21:59:24 70.22,-153.66 58.83 04/19/2023 22:00:10 70.24,-153.61 58.85 2.86 46
2 04/19/2023 22:50:06 -70.13, 13.80 121.28 04/19/2023 22:49:40 -70.13, 13.86 121.28 2.32 26
3 04/22/2023 13:25:51 -71.09, 153.39 121.17 04/22/2023 13:26:58 -70.97, 155.71 121.35 85.09 67
4 04/22/2023 14:16:20 70.19, -37.84 57.89 04/22/2023 14:16:37 70.21, -37.78 57.90 2.78 17
5 04/22/2023 15:07:02 -70.10, 129.62 122.22 04/22/2023 15:06:07 -70.09, 129.70 122.23 2.98 55
6 04/25/2023 05:42:31 -70.24, -89.44 122.95 04/25/2023 05:43:37 -70.24, -89.49 122.96 1.96 66
7 04/25/2023 06:33:15 70.12, 78.04 56.92 04/25/2023 06:33:04 70.13, 78.00 56.93 1.85 11
8 04/25/2023 07:23:50 -69.66,-113.94 123.57 04/25/2023 07:22:39 -69.74,-114.91 123.46 38.36 71
9 04/27/2023 21:59:26 -70.23, 26.35 123.83 04/27/2023 22:00:01 -70.23, 26.39 123.83 1.54 35
10 04/27/2023 22:50:10 70.11,-166.17 56.05 04/27/2023 22:49:28 70.12,-166.13 56.05 1.55 42
11 04/30/2023 13:25:43 70.48, -25.60 55.62 04/30/2023 13:26:54 70.39, -25.12 55.51 20.46 71
12 04/30/2023 14:16:21 -70.17, 142.20 124.72 04/30/2023 14:16:26 -70.18, 142.21 124.71 0.61 5
13 04/30/2023 15:07:05 70.06, -50.32 55.16 04/30/2023 15:05:53 70.06, -50.32 55.17 0.41 72

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/19/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230419.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/19/2023 in txt file.

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