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: 4/17/2020
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 -70.25, 26.42 121.05 04/18/2020 22:00:16 -70.24, 26.37 121.07 2.07 69
2 04/18/2020 22:49:51 70.13,-166.08 58.81 04/18/2020 22:49:43 70.13,-166.14 58.82 2.24 8
3 04/18/2020 23:40:28 -69.78, 1.75 121.56 04/18/2020 23:39:16 -69.86, 1.11 121.46 25.99 72
4 04/21/2020 14:16:01 -70.20, 142.26 122.01 04/21/2020 14:16:44 -70.23, 142.24 121.99 3.41 43
5 04/21/2020 15:06:46 70.13, -50.33 57.91 04/21/2020 15:06:11 70.12, -50.28 57.89 2.53 35
6 04/24/2020 05:42:24 70.87, 89.63 57.81 04/24/2020 05:43:33 70.76, 91.26 57.65 60.95 69
7 04/24/2020 06:32:54 -70.16,-101.90 122.95 04/24/2020 06:33:12 -70.17,-101.98 122.95 3.01 18
8 04/24/2020 07:23:39 70.09, 65.50 56.97 04/24/2020 07:22:38 70.10, 65.58 56.99 3.15 61
9 04/26/2020 21:59:07 70.25,-153.61 56.30 04/26/2020 22:00:10 70.25,-153.62 56.28 0.73 63
10 04/26/2020 22:49:49 -70.16, 13.85 123.81 04/26/2020 22:49:40 -70.15, 13.88 123.83 1.66 9
11 04/26/2020 23:40:24 69.57,-177.96 55.57 04/26/2020 23:39:14 69.65,-179.18 55.67 48.25 70
12 04/29/2020 14:16:01 70.21, -37.78 55.41 04/29/2020 14:16:38 70.23, -37.77 55.42 1.50 37
13 04/29/2020 15:06:43 -70.12, 129.69 124.70 04/29/2020 15:06:08 -70.13, 129.73 124.68 2.19 35

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/17/2020
SNOs_Map_NOAA-20_LANDSAT-8_20200417.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/17/2020 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service