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: 3/16/2020
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 03/17/2020 21:59:15 -70.73, 25.57 108.36 03/17/2020 22:00:25 -70.61, 26.94 108.54 52.18 70
2 03/17/2020 22:49:50 70.14,-166.18 71.00 03/17/2020 22:49:59 70.13,-166.12 70.99 2.56 9
3 03/17/2020 23:40:31 -70.00, 1.35 109.16 03/17/2020 23:39:29 -70.01, 1.35 109.14 1.59 62
4 03/20/2020 14:16:01 -70.19, 142.20 110.00 03/20/2020 14:17:00 -70.21, 142.24 109.99 3.02 59
5 03/20/2020 15:06:44 70.07, -50.31 69.87 03/20/2020 15:06:27 70.05, -50.35 69.85 2.56 17
6 03/20/2020 15:57:15 -69.40, 118.00 110.85 03/20/2020 15:56:06 -69.45, 116.46 110.74 60.68 69
7 03/23/2020 06:32:55 -70.12,-101.92 111.13 03/23/2020 06:33:28 -70.14,-101.99 111.12 3.11 33
8 03/23/2020 07:23:40 70.06, 65.48 68.79 03/23/2020 07:22:55 70.03, 65.50 68.77 3.45 45
9 03/25/2020 21:59:13 70.41,-153.92 68.13 03/25/2020 22:00:24 70.33,-153.47 68.02 19.42 71
10 03/25/2020 22:49:51 -70.11, 13.87 112.20 03/25/2020 22:49:56 -70.11, 13.86 112.20 0.64 5
11 03/25/2020 23:40:35 69.99,-178.65 67.67 03/25/2020 23:39:23 70.00,-178.66 67.68 0.67 72
12 03/28/2020 14:16:05 70.19, -37.81 66.85 03/28/2020 14:16:54 70.19, -37.79 66.83 1.11 49
13 03/28/2020 15:06:47 -70.10, 129.66 113.27 03/28/2020 15:06:24 -70.09, 129.70 113.28 2.23 23

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/16/2020
SNOs_Map_NOAA-20_LANDSAT-8_20200317.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/16/2020 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service