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: 5/15/2023
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 05/15/2023 06:07:56 -70.20, -95.70 128.70 05/15/2023 06:08:33 -70.22, -95.71 128.68 2.68 37
2 05/15/2023 06:58:41 70.12, 71.72 51.22 05/15/2023 06:58:00 70.12, 71.79 51.22 2.47 41
3 05/17/2023 21:34:16 70.64,-147.94 51.15 05/17/2023 21:35:27 70.52,-147.04 51.00 36.08 71
4 05/17/2023 22:24:51 -70.19, 20.09 129.32 05/17/2023 22:25:01 -70.18, 20.11 129.33 1.09 10
5 05/17/2023 23:15:35 70.07,-172.41 50.54 05/17/2023 23:14:28 70.08,-172.39 50.56 1.78 67
6 05/20/2023 13:51:02 70.22, -31.50 50.14 05/20/2023 13:51:58 70.23, -31.57 50.15 3.17 56
7 05/20/2023 14:41:44 -70.14, 135.95 129.96 05/20/2023 14:41:28 -70.12, 135.90 129.97 2.89 16
8 05/20/2023 15:32:15 69.33, -55.54 49.21 05/20/2023 15:31:07 69.35, -57.51 49.28 77.48 68
9 05/23/2023 06:07:57 70.23, 84.27 49.62 05/23/2023 06:08:24 70.24, 84.33 49.63 2.82 27
10 05/23/2023 06:58:38 -70.09,-108.20 130.54 05/23/2023 06:57:55 -70.08,-108.27 130.54 2.99 43
11 05/25/2023 21:34:10 -70.46, 32.37 130.63 05/25/2023 21:35:22 -70.40, 32.79 130.71 17.46 72
12 05/25/2023 22:24:51 70.19,-159.89 49.08 05/25/2023 22:24:51 70.18,-159.88 49.07 1.79 0
13 05/25/2023 23:15:32 -70.05, 7.64 131.07 05/25/2023 23:14:21 -70.07, 7.60 131.05 2.65 71
14 05/28/2023 13:51:01 -70.27, 148.45 131.28 05/28/2023 13:51:50 -70.25, 148.47 131.31 2.56 49
15 05/28/2023 14:41:45 70.16, -44.07 48.60 05/28/2023 14:41:17 70.14, -44.05 48.58 2.90 28

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/15/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230515.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/15/2023 in txt file.

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