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: 7/20/2019
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 07/21/2019 22:49:00 70.10,-165.99 49.72 07/21/2019 22:50:06 70.10,-166.04 49.71 2.05 66
2 07/21/2019 23:39:42 -70.02, 1.45 130.36 07/21/2019 23:39:36 -69.99, 1.43 130.39 3.23 6
3 07/22/2019 00:30:19 69.52, 169.49 49.13 07/22/2019 00:29:08 69.61, 168.55 49.26 37.80 71
4 07/24/2019 15:05:53 70.07, -50.17 50.23 07/24/2019 15:06:36 70.07, -50.20 50.23 1.65 43
5 07/24/2019 15:56:35 -69.98, 117.28 129.85 07/24/2019 15:56:06 -69.97, 117.28 129.87 2.10 29
6 07/27/2019 06:32:19 -71.04,-103.27 128.16 07/27/2019 06:33:25 -70.92,-100.71 128.39 93.85 66
7 07/27/2019 07:22:46 70.03, 65.66 50.78 07/27/2019 07:23:06 70.05, 65.64 50.79 1.39 20
8 07/27/2019 08:13:28 -69.95,-126.90 129.30 07/27/2019 08:12:36 -69.94,-126.87 129.31 1.51 52
9 07/29/2019 22:48:57 -70.23, 13.83 128.41 07/29/2019 22:50:08 -70.18, 14.07 128.47 10.50 71
10 07/29/2019 23:39:39 70.01,-178.52 51.37 07/29/2019 23:39:36 70.02,-178.52 51.38 1.43 3
11 07/30/2019 00:30:20 -69.87, -11.00 128.77 07/30/2019 00:29:07 -69.86, -11.10 128.76 4.20 73
12 08/01/2019 15:05:47 -70.09, 129.81 127.89 08/01/2019 15:06:38 -70.10, 129.84 127.89 1.72 51
13 08/01/2019 15:56:31 69.98, -62.71 52.00 08/01/2019 15:56:05 69.99, -62.67 52.01 1.87 26

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/20/2019
SNOs_Map_NOAA-20_LANDSAT-8_20190721.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 07/20/2019 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service