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: 5/24/2023
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 05/25/2023 21:34:10 -70.48, 32.34 130.61 05/25/2023 21:35:21 -70.43, 32.84 130.68 19.49 71
2 05/25/2023 22:24:51 70.20,-159.90 49.09 05/25/2023 22:24:51 70.17,-159.90 49.06 3.60 0
3 05/25/2023 23:15:32 -70.07, 7.62 131.05 05/25/2023 23:14:21 -70.05, 7.57 131.07 2.95 71
4 05/28/2023 13:51:00 -70.24, 148.51 131.31 05/28/2023 13:51:50 -70.23, 148.44 131.33 2.55 50
5 05/28/2023 14:41:44 70.12, -43.99 48.56 05/28/2023 14:41:17 70.13, -44.06 48.57 2.93 27
6 05/31/2023 05:17:27 71.08, 95.59 49.17 05/31/2023 05:18:34 70.94, 97.76 48.97 79.95 67
7 05/31/2023 06:07:54 -70.21, -95.67 131.75 05/31/2023 06:08:15 -70.23, -95.68 131.74 1.43 21
8 05/31/2023 06:58:38 70.09, 71.82 48.13 05/31/2023 06:57:42 70.12, 71.81 48.16 2.72 56
9 06/02/2023 21:34:05 70.28,-147.32 47.98 06/02/2023 21:35:09 70.30,-147.31 47.99 2.46 64
10 06/02/2023 22:24:47 -70.20, 20.14 132.12 06/02/2023 22:24:39 -70.19, 20.17 132.13 1.22 8
11 06/02/2023 23:15:23 69.65,-171.74 47.32 06/02/2023 23:14:13 69.70,-172.88 47.39 44.47 70
12 06/05/2023 13:50:58 70.22, -31.44 47.60 06/05/2023 13:51:34 70.24, -31.50 47.62 3.28 36
13 06/05/2023 14:41:40 -70.13, 136.02 132.50 06/05/2023 14:41:04 -70.14, 135.98 132.49 1.50 36

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/24/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230525.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/24/2023 in txt file.

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