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: 1/21/2020
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 01/21/2020 22:49:18 -70.11, 13.90 90.03 01/21/2020 22:50:19 -70.09, 13.87 90.06 2.62 61
2 01/21/2020 23:40:02 69.99,-178.62 89.85 01/21/2020 23:39:46 69.98,-178.64 89.84 1.59 16
3 01/22/2020 00:30:34 -69.37, -10.39 90.81 01/22/2020 00:29:24 -69.43, -11.75 90.69 53.93 70
4 01/24/2020 15:06:14 -70.06, 129.75 90.70 01/24/2020 15:06:48 -70.05, 129.70 90.71 1.95 34
5 01/24/2020 15:56:58 69.94, -62.77 89.18 01/24/2020 15:56:15 69.94, -62.81 89.19 1.52 43
6 01/27/2020 06:32:33 70.37, 77.72 88.99 01/27/2020 06:33:44 70.28, 78.27 88.87 22.88 71
7 01/27/2020 07:23:10 -70.00,-114.40 91.41 01/27/2020 07:23:17 -70.01,-114.48 91.40 3.04 7
8 01/27/2020 08:13:54 69.89, 53.07 88.47 01/27/2020 08:12:44 69.90, 53.01 88.49 2.43 70
9 01/29/2020 22:49:25 70.11,-166.11 88.01 01/29/2020 22:50:15 70.12,-166.07 88.02 2.37 50
10 01/29/2020 23:40:07 -70.00, 1.36 92.11 01/29/2020 23:39:45 -70.02, 1.42 92.09 2.90 22
11 01/30/2020 00:30:34 68.99, 170.13 86.83 01/30/2020 00:29:28 69.02, 167.72 86.96 96.34 66
12 02/01/2020 15:06:20 70.06, -50.27 87.23 02/01/2020 15:06:43 70.07, -50.26 87.23 1.63 23
13 02/01/2020 15:57:02 -69.95, 117.21 92.90 02/01/2020 15:56:13 -69.97, 117.23 92.87 2.53 49

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/21/2020
SNOs_Map_NOAA-20_LANDSAT-8_20200121.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 01/21/2020 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service