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: 4/15/2019
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 04/16/2019 21:58:57 -70.25, 26.42 120.08 04/16/2019 22:00:09 -70.24, 26.40 120.10 1.15 72
2 04/16/2019 22:49:41 70.12,-166.09 59.78 04/16/2019 22:49:36 70.13,-166.11 59.79 1.43 5
3 04/16/2019 23:40:20 -69.88, 1.60 120.49 04/16/2019 23:39:08 -69.91, 1.21 120.44 15.10 72
4 04/19/2019 14:15:50 -70.21, 142.25 121.06 04/19/2019 14:16:37 -70.19, 142.20 121.09 2.76 47
5 04/19/2019 15:06:34 70.09, -50.26 58.80 04/19/2019 15:06:04 70.08, -50.31 58.80 2.34 30
6 04/22/2019 05:42:16 71.00, 89.43 58.86 04/22/2019 05:43:24 70.89, 91.49 58.70 75.89 68
7 04/22/2019 06:32:44 -70.17,-101.93 122.02 04/22/2019 06:33:05 -70.19,-101.92 122.01 2.19 21
8 04/22/2019 07:23:28 70.06, 65.56 57.85 04/22/2019 07:22:32 70.07, 65.56 57.88 2.16 56
9 04/24/2019 21:58:56 70.23,-153.56 57.16 04/24/2019 22:00:04 70.23,-153.61 57.16 1.97 68
10 04/24/2019 22:49:38 -70.13, 13.90 122.95 04/24/2019 22:49:34 -70.13, 13.88 122.95 0.87 4
11 04/24/2019 23:40:17 69.76,-178.23 56.65 04/24/2019 23:39:05 69.79,-178.95 56.71 28.22 72
12 04/27/2019 14:15:50 70.20, -37.75 56.26 04/27/2019 14:16:32 70.22, -37.75 56.28 3.08 42
13 04/27/2019 15:06:32 -70.10, 129.72 123.85 04/27/2019 15:06:02 -70.13, 129.75 123.82 3.42 30

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/15/2019
SNOs_Map_NOAA-20_LANDSAT-8_20190415.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/15/2019 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service