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: 4/24/2019
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 04/24/2019 21:58:56 70.24,-153.59 57.18 04/24/2019 22:00:03 70.25,-153.59 57.17 0.42 67
2 04/24/2019 22:49:38 -70.16, 13.86 122.92 04/24/2019 22:49:33 -70.14, 13.88 122.95 2.61 5
3 04/24/2019 23:40:16 69.72,-178.17 56.62 04/24/2019 23:39:05 69.75,-179.01 56.67 32.37 71
4 04/27/2019 14:15:50 70.22, -37.78 56.28 04/27/2019 14:16:31 70.23, -37.74 56.29 2.19 41
5 04/27/2019 15:06:32 -70.13, 129.68 123.83 04/27/2019 15:06:01 -70.12, 129.74 123.83 2.42 31
6 04/30/2019 05:42:14 -71.03, -90.63 123.70 04/30/2019 05:43:21 -70.92, -88.47 123.86 79.33 67
7 04/30/2019 06:32:44 70.19, 78.04 55.41 04/30/2019 06:32:59 70.21, 78.11 55.43 3.60 15
8 04/30/2019 07:23:25 -70.04,-114.42 124.75 04/30/2019 07:22:30 -70.05,-114.48 124.74 2.39 55
9 05/02/2019 21:58:53 -70.27, 26.37 125.30 05/02/2019 22:00:00 -70.25, 26.40 125.34 2.87 67
10 05/02/2019 22:49:36 70.11,-166.07 54.52 05/02/2019 22:49:27 70.13,-166.13 54.54 2.73 9
11 05/02/2019 23:40:13 -69.75, 1.79 125.86 05/02/2019 23:39:01 -69.81, 1.06 125.78 28.60 72
12 05/05/2019 14:15:46 -70.19, 142.26 126.17 05/05/2019 14:16:28 -70.22, 142.24 126.14 3.30 42
13 05/05/2019 15:06:30 70.09, -50.27 53.72 05/05/2019 15:05:55 70.10, -50.29 53.73 1.33 35

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/24/2019
SNOs_Map_NOAA-20_LANDSAT-8_20190424.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/24/2019 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service