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: 2/13/2023
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 02/14/2023 22:49:12 -70.34, 13.63 96.75 02/14/2023 22:50:23 -70.27, 14.07 96.85 18.07 71
2 02/14/2023 23:39:53 70.07,-178.64 82.96 02/14/2023 23:39:52 70.06,-178.59 82.94 1.89 1
3 02/15/2023 00:30:34 -69.93, -11.11 97.21 02/15/2023 00:29:22 -69.94, -11.12 97.18 1.79 72
4 02/17/2023 15:06:01 -70.10, 129.78 97.93 02/17/2023 15:06:52 -70.13, 129.75 97.91 3.20 51
5 02/17/2023 15:56:46 70.04, -62.82 82.00 02/17/2023 15:56:19 70.02, -62.75 81.98 3.20 27
6 02/17/2023 16:47:11 -69.05, 105.94 99.06 02/17/2023 16:46:04 -69.08, 103.61 98.92 92.64 67
7 02/20/2023 06:32:28 71.02, 76.76 82.12 02/20/2023 06:33:35 70.92, 79.18 81.90 88.50 67
8 02/20/2023 07:22:54 -70.09,-114.41 98.89 02/20/2023 07:23:18 -70.09,-114.41 98.89 0.80 24
9 02/20/2023 08:13:38 69.98, 53.06 80.98 02/20/2023 08:12:45 69.99, 53.08 81.00 1.20 53
10 02/22/2023 22:49:05 70.19,-166.10 80.26 02/22/2023 22:50:13 70.17,-166.03 80.23 2.98 68
11 02/22/2023 23:39:46 -70.04, 1.45 99.92 02/22/2023 23:39:43 -70.06, 1.44 99.90 2.84 3
12 02/23/2023 00:30:25 69.72, 169.23 79.74 02/23/2023 00:29:13 69.73, 168.62 79.78 23.52 72
13 02/25/2023 15:05:56 70.15, -50.26 79.23 02/25/2023 15:06:36 70.14, -50.19 79.20 3.49 40
14 02/25/2023 15:56:37 -70.00, 117.29 100.95 02/25/2023 15:56:06 -70.03, 117.29 100.92 3.13 31

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/13/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230213.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 02/13/2023 in txt file.

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