Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/4/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 08/05/2023 21:34:28 70.50,-147.70 53.65 08/05/2023 21:35:39 70.38,-147.11 53.50 25.70 71
2 08/05/2023 22:25:05 -70.14, 20.18 126.72 08/05/2023 22:25:11 -70.15, 20.19 126.71 1.93 6
3 08/05/2023 23:15:49 70.03,-172.35 53.17 08/05/2023 23:14:39 70.00,-172.37 53.16 2.96 70
4 08/08/2023 13:51:17 70.19, -31.46 54.07 08/08/2023 13:52:12 70.22, -31.47 54.09 2.81 55
5 08/08/2023 14:41:59 -70.09, 136.01 126.03 08/08/2023 14:41:42 -70.10, 136.00 126.02 1.16 17
6 08/08/2023 15:32:29 69.24, -55.43 53.10 08/08/2023 15:31:22 69.28, -57.48 53.22 80.53 67
7 08/11/2023 06:08:11 70.15, 84.37 54.81 08/11/2023 06:08:42 70.18, 84.37 54.83 3.30 31
8 08/11/2023 06:58:52 -70.05,-108.16 125.30 08/11/2023 06:58:11 -70.07,-108.15 125.27 2.26 41
9 08/13/2023 21:34:28 -70.65, 32.05 123.89 08/13/2023 21:35:38 -70.56, 33.16 124.03 42.09 70
10 08/13/2023 22:25:04 70.13,-159.82 55.58 08/13/2023 22:25:11 70.12,-159.83 55.57 0.48 7
11 08/13/2023 23:15:46 -70.02, 7.65 124.53 08/13/2023 23:14:41 -70.01, 7.65 124.53 0.78 65
12 08/16/2023 13:51:14 -70.20, 148.52 123.53 08/16/2023 13:52:13 -70.20, 148.52 123.54 0.54 59
13 08/16/2023 14:41:58 70.10, -44.02 56.38 08/16/2023 14:41:40 70.09, -43.99 56.37 2.21 18

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/4/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230804.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 08/04/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-9