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: 8/21/2019
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 08/22/2019 22:48:58 71.05,-167.46 59.44 08/22/2019 22:50:04 70.93,-164.81 59.23 96.64 66
2 08/22/2019 23:39:22 -70.02, 1.51 121.64 08/22/2019 23:39:49 -70.00, 1.44 121.66 3.42 27
3 08/23/2019 00:30:06 69.90, 169.00 58.25 08/23/2019 00:29:16 69.90, 168.94 58.26 2.43 50
4 08/25/2019 15:05:36 70.25, -50.38 59.50 08/25/2019 15:06:47 70.20, -50.02 59.44 14.08 71
5 08/25/2019 15:56:14 -70.00, 117.31 120.75 08/25/2019 15:56:18 -69.99, 117.30 120.76 1.57 4
6 08/25/2019 16:46:58 69.88, -75.20 59.15 08/25/2019 16:45:45 69.88, -75.21 59.15 0.50 73
7 08/28/2019 07:22:25 70.07, 65.66 60.25 08/28/2019 07:23:18 70.07, 65.67 60.24 0.25 53
8 08/28/2019 08:13:07 -69.98,-126.88 119.84 08/28/2019 08:12:48 -69.97,-126.84 119.85 2.04 19
9 08/28/2019 09:03:36 69.07, 41.75 59.24 08/28/2019 09:02:29 69.08, 39.61 59.31 84.93 67
10 08/30/2019 23:39:18 70.06,-178.54 61.18 08/30/2019 23:39:48 70.05,-178.48 61.17 2.49 30
11 08/31/2019 00:29:59 -69.91, -11.00 118.96 08/31/2019 00:29:19 -69.90, -11.07 118.98 3.19 40
12 09/02/2019 15:05:35 -70.57, 129.12 117.34 09/02/2019 15:06:45 -70.47, 130.36 117.48 47.39 70
13 09/02/2019 15:56:10 70.00, -62.67 62.08 09/02/2019 15:56:18 70.02, -62.64 62.10 3.18 8
14 09/02/2019 16:46:52 -69.90, 104.80 118.01 09/02/2019 16:45:49 -69.87, 104.78 118.03 3.07 63

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/21/2019
SNOs_Map_NOAA-20_LANDSAT-8_20190822.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/21/2019 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service