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: 3/24/2020
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 03/25/2020 21:59:13 70.41,-153.92 68.13 03/25/2020 22:00:24 70.33,-153.47 68.02 19.12 71
2 03/25/2020 22:49:51 -70.11, 13.86 112.20 03/25/2020 22:49:56 -70.11, 13.85 112.20 0.52 5
3 03/25/2020 23:40:35 69.99,-178.64 67.66 03/25/2020 23:39:23 70.00,-178.66 67.68 1.25 72
4 03/28/2020 14:16:05 70.19, -37.80 66.85 03/28/2020 14:16:54 70.19, -37.79 66.84 0.48 49
5 03/28/2020 15:06:47 -70.10, 129.65 113.26 03/28/2020 15:06:24 -70.08, 129.69 113.28 2.75 23
6 03/31/2020 05:42:34 -71.19, -90.97 113.14 03/31/2020 05:43:40 -71.09, -88.21 113.33 99.95 66
7 03/31/2020 06:33:00 70.13, 78.06 65.74 03/31/2020 06:33:22 70.15, 78.04 65.76 2.75 22
8 03/31/2020 07:23:42 -70.04,-114.48 114.37 03/31/2020 07:22:52 -70.05,-114.47 114.36 1.24 50
9 04/02/2020 21:59:11 -70.24, 26.36 115.17 04/02/2020 22:00:22 -70.23, 26.39 115.19 1.43 71
10 04/02/2020 22:49:55 70.12,-166.16 64.70 04/02/2020 22:49:49 70.11,-166.14 64.68 1.44 6
11 04/02/2020 23:40:34 -69.88, 1.54 115.58 04/02/2020 23:39:21 -69.91, 1.20 115.53 13.31 73
12 04/05/2020 14:16:06 -70.18, 142.22 116.26 04/05/2020 14:16:50 -70.19, 142.21 116.26 1.13 44
13 04/05/2020 15:06:50 70.07, -50.30 63.61 04/05/2020 15:06:17 70.07, -50.32 63.62 0.85 33

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/24/2020
SNOs_Map_NOAA-20_LANDSAT-8_20200324.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/24/2020 in txt file.

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

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service