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: 4/20/2021
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 04/21/2021 21:59:00 -71.09, 25.05 121.11 04/21/2021 22:00:06 -71.00, 27.51 121.27 89.74 66
2 04/21/2021 22:49:28 70.13,-166.09 57.88 04/21/2021 22:49:47 70.13,-166.14 57.88 1.58 19
3 04/21/2021 23:40:10 -70.05, 1.35 122.22 04/21/2021 23:39:17 -70.02, 1.34 122.25 3.16 53
4 04/24/2021 14:15:39 -70.23, 142.20 122.90 04/24/2021 14:16:47 -70.22, 142.22 122.92 1.87 68
5 04/24/2021 15:06:23 70.11, -50.30 56.97 04/24/2021 15:06:14 70.11, -50.29 56.96 0.56 9
6 04/24/2021 15:57:00 -69.76, 117.54 123.41 04/24/2021 15:55:47 -69.84, 116.96 123.32 23.69 73
7 04/27/2021 06:32:35 -70.21,-102.00 123.79 04/27/2021 06:33:15 -70.19,-101.94 123.81 3.47 40
8 04/27/2021 07:23:19 70.10, 65.49 56.08 04/27/2021 07:22:42 70.08, 65.55 56.07 2.88 37
9 04/29/2021 21:58:57 70.71,-154.35 55.91 04/29/2021 22:00:07 70.59,-153.10 55.76 47.58 70
10 04/29/2021 22:49:30 -70.14, 13.87 124.70 04/29/2021 22:49:43 -70.16, 13.90 124.68 2.44 13
11 04/29/2021 23:40:14 70.03,-178.65 55.18 04/29/2021 23:39:10 70.05,-178.62 55.20 2.45 64
12 05/02/2021 14:15:44 70.22, -37.81 54.59 05/02/2021 14:16:41 70.23, -37.76 54.59 1.91 57
13 05/02/2021 15:06:26 -70.13, 129.65 125.52 05/02/2021 15:06:11 -70.13, 129.73 125.52 2.89 15
14 05/02/2021 15:56:58 69.38, -61.93 53.70 05/02/2021 15:55:49 69.40, -63.62 53.77 66.26 69

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/20/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210420.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/20/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8