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: 3/21/2020
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 03/23/2020 06:32:56 -70.14,-101.95 111.12 03/23/2020 06:33:29 -70.12,-102.01 111.13 2.80 33
2 03/23/2020 07:23:39 70.02, 65.55 68.75 03/23/2020 07:22:55 70.02, 65.48 68.76 2.40 44
3 03/25/2020 21:59:13 70.42,-153.94 68.14 03/25/2020 22:00:24 70.32,-153.48 68.01 20.56 71
4 03/25/2020 22:49:51 -70.12, 13.85 112.19 03/25/2020 22:49:56 -70.10, 13.84 112.21 2.37 5
5 03/25/2020 23:40:35 70.00,-178.66 67.68 03/25/2020 23:39:23 69.99,-178.67 67.67 1.61 72
6 03/28/2020 14:16:05 70.20, -37.82 66.86 03/28/2020 14:16:54 70.18, -37.81 66.83 2.55 49
7 03/28/2020 15:06:46 -70.06, 129.72 113.31 03/28/2020 15:06:24 -70.08, 129.68 113.29 2.50 22
8 03/31/2020 05:42:34 -71.19, -90.98 113.14 03/31/2020 05:43:40 -71.08, -88.22 113.34 99.95 66
9 03/31/2020 06:33:00 70.14, 78.05 65.75 03/31/2020 06:33:22 70.14, 78.03 65.75 1.16 22
10 03/31/2020 07:23:42 -70.05,-114.49 114.37 03/31/2020 07:22:52 -70.04,-114.48 114.37 0.29 50
11 04/02/2020 21:59:12 -70.24, 26.36 115.17 04/02/2020 22:00:23 -70.23, 26.38 115.20 1.81 71
12 04/02/2020 22:49:56 70.13,-166.16 64.70 04/02/2020 22:49:50 70.11,-166.15 64.68 2.63 6
13 04/02/2020 23:40:34 -69.88, 1.54 115.58 04/02/2020 23:39:21 -69.90, 1.20 115.54 13.38 73

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/21/2020
SNOs_Map_NOAA-20_LANDSAT-8_20200321.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/21/2020 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service