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: 4/18/2020
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 04/18/2020 21:59:07 -70.24, 26.44 121.06 04/18/2020 22:00:16 -70.25, 26.39 121.05 2.49 69
2 04/18/2020 22:49:52 70.16,-166.14 58.85 04/18/2020 22:49:43 70.14,-166.12 58.83 2.34 9
3 04/18/2020 23:40:29 -69.82, 1.69 121.52 04/18/2020 23:39:16 -69.87, 1.13 121.45 22.30 73
4 04/21/2020 14:16:01 -70.24, 142.20 121.97 04/21/2020 14:16:43 -70.25, 142.26 121.98 2.49 42
5 04/21/2020 15:06:45 70.12, -50.31 57.89 04/21/2020 15:06:10 70.13, -50.26 57.91 2.54 35
6 04/24/2020 05:42:24 70.86, 89.65 57.79 04/24/2020 05:43:33 70.78, 91.29 57.67 60.37 69
7 04/24/2020 06:32:55 -70.20,-101.97 122.91 04/24/2020 06:33:12 -70.18,-101.96 122.93 1.36 17
8 04/24/2020 07:23:39 70.08, 65.53 56.95 04/24/2020 07:22:39 70.07, 65.52 56.95 1.06 60
9 04/26/2020 21:59:07 70.24,-153.58 56.28 04/26/2020 22:00:10 70.27,-153.59 56.30 3.12 63
10 04/26/2020 22:49:49 -70.15, 13.87 123.83 04/26/2020 22:49:40 -70.17, 13.90 123.81 2.53 9
11 04/26/2020 23:40:25 69.61,-178.01 55.61 04/26/2020 23:39:14 69.66,-179.16 55.69 44.74 71
12 04/29/2020 14:16:01 70.20, -37.75 55.40 04/29/2020 14:16:39 70.19, -37.82 55.39 2.58 38
13 04/29/2020 15:06:43 -70.11, 129.71 124.71 04/29/2020 15:06:09 -70.10, 129.68 124.72 1.38 34

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/18/2020
SNOs_Map_NOAA-20_LANDSAT-8_20200418.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/18/2020 in txt file.

Historical Predictions of SNOs between NOAA-20 and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service