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: 4/18/2018
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 04/19/2018 06:32:00 -70.21,-101.97 121.03 04/19/2018 06:32:56 -70.19,-101.92 121.05 2.68 56
2 04/19/2018 07:22:44 70.10, 65.52 58.84 04/19/2018 07:22:23 70.09, 65.58 58.84 2.41 21
3 04/19/2018 08:13:13 -69.32,-126.02 121.97 04/19/2018 08:12:04 -69.37,-127.77 121.87 68.92 69
4 04/21/2018 22:48:53 -70.15, 13.90 122.01 04/21/2018 22:49:24 -70.15, 13.90 122.01 0.22 31
5 04/21/2018 23:39:37 70.04,-178.62 57.87 04/21/2018 23:38:51 70.05,-178.60 57.88 1.07 46
6 04/24/2018 14:15:08 70.40, -38.04 57.38 04/24/2018 14:16:20 70.33, -37.60 57.28 18.39 72
7 04/24/2018 15:05:46 -70.10, 129.76 122.96 04/24/2018 15:05:52 -70.10, 129.71 122.95 1.87 6
8 04/24/2018 15:56:30 69.99, -62.77 56.92 04/24/2018 15:55:19 70.00, -62.79 56.94 1.35 71
9 04/27/2018 06:31:57 70.19, 78.06 56.29 04/27/2018 06:32:48 70.21, 78.12 56.30 3.04 51
10 04/27/2018 07:22:39 -70.10,-114.47 123.83 04/27/2018 07:22:18 -70.11,-114.40 123.82 2.76 21
11 04/27/2018 08:13:07 69.14, 54.24 55.18 04/27/2018 08:12:00 69.17, 51.97 55.27 89.92 67
12 04/29/2018 22:48:50 70.15,-166.09 55.40 04/29/2018 22:49:16 70.15,-166.09 55.40 1.05 26
13 04/29/2018 23:39:32 -70.04, 1.39 124.72 04/29/2018 23:38:46 -70.05, 1.40 124.71 0.90 46

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/18/2018
SNOs_Map_NOAA-20_LANDSAT-8_20180418.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/18/2018 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service