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: 3/31/2019
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 03/31/2019 21:59:01 -70.33, 26.31 114.02 03/31/2019 22:00:13 -70.31, 26.52 114.05 7.72 72
2 03/31/2019 22:49:44 70.15,-166.10 65.78 03/31/2019 22:49:41 70.16,-166.07 65.79 1.74 3
3 03/31/2019 23:40:25 -70.02, 1.42 114.37 03/31/2019 23:39:11 -70.04, 1.41 114.33 3.03 74
4 04/03/2019 14:15:53 -70.22, 142.24 115.16 04/03/2019 14:16:42 -70.23, 142.27 115.17 1.11 49
5 04/03/2019 15:06:37 70.10, -50.26 64.70 04/03/2019 15:06:09 70.12, -50.24 64.72 2.39 28
6 04/03/2019 15:57:01 -69.07, 118.56 116.39 04/03/2019 15:55:55 -69.13, 116.05 116.24 99.76 66
7 04/06/2019 05:42:22 71.15, 89.17 64.81 04/06/2019 05:43:28 71.01, 91.68 64.58 91.95 66
8 04/06/2019 06:32:47 -70.18,-101.92 116.24 04/06/2019 06:33:11 -70.19,-101.91 116.23 1.57 24
9 04/06/2019 07:23:31 70.06, 65.57 63.63 04/06/2019 07:22:38 70.08, 65.58 63.66 2.74 53
10 04/08/2019 21:59:00 70.27,-153.62 62.87 04/08/2019 22:00:10 70.25,-153.57 62.84 2.70 70
11 04/08/2019 22:49:41 -70.13, 13.92 117.29 04/08/2019 22:49:40 -70.15, 13.91 117.28 2.09 1
12 04/08/2019 23:40:22 69.86,-178.36 62.41 04/08/2019 23:39:09 69.93,-178.76 62.50 17.25 73
13 04/11/2019 14:15:54 70.23, -37.79 61.83 04/11/2019 14:16:39 70.21, -37.76 61.80 2.95 45
14 04/11/2019 15:06:35 -70.09, 129.75 118.34 04/11/2019 15:06:09 -70.11, 129.73 118.32 2.24 26

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/31/2019
SNOs_Map_NOAA-20_LANDSAT-8_20190331.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/31/2019 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service