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: 3/21/2019
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 03/21/2019 06:32:49 -70.19,-101.92 109.96 03/21/2019 06:33:15 -70.20,-101.87 109.96 2.07 26
2 03/21/2019 07:23:33 70.06, 65.58 69.89 03/21/2019 07:22:42 70.09, 65.62 69.92 3.34 51
3 03/23/2019 21:59:03 70.32,-153.67 69.13 03/23/2019 22:00:15 70.27,-153.53 69.06 7.72 72
4 03/23/2019 22:49:43 -70.14, 13.93 111.09 03/23/2019 22:49:46 -70.12, 13.88 111.11 2.95 3
5 03/23/2019 23:40:26 69.96,-178.49 68.72 03/23/2019 23:39:13 70.00,-178.63 68.78 7.50 73
6 03/26/2019 14:15:56 70.22, -37.74 67.96 03/26/2019 14:16:46 70.21, -37.75 67.94 1.52 50
7 03/26/2019 15:06:37 -70.08, 129.78 112.20 03/26/2019 15:06:16 -70.11, 129.74 112.18 3.10 21
8 03/29/2019 06:32:49 70.17, 78.10 66.85 03/29/2019 06:33:16 70.15, 78.04 66.84 2.57 27
9 03/29/2019 07:23:31 -70.08,-114.45 113.26 03/29/2019 07:22:46 -70.06,-114.46 113.28 2.83 45
10 03/31/2019 21:59:05 -70.55, 25.96 113.78 03/31/2019 22:00:16 -70.46, 26.71 113.91 29.79 71
11 03/31/2019 22:49:43 70.12,-166.06 65.76 03/31/2019 22:49:47 70.12,-166.13 65.76 2.66 4
12 03/31/2019 23:40:25 -70.03, 1.39 114.35 03/31/2019 23:39:17 -70.03, 1.37 114.35 1.11 68
13 04/03/2019 14:15:54 -70.24, 142.21 115.14 04/03/2019 14:16:51 -70.23, 142.24 115.17 1.69 57
14 04/03/2019 15:06:38 70.13, -50.30 64.73 04/03/2019 15:06:18 70.11, -50.28 64.71 2.13 20

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/21/2019
SNOs_Map_NOAA-20_LANDSAT-8_20190321.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/21/2019 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service