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: 8/13/2023
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 08/13/2023 21:34:28 -70.65, 32.04 123.88 08/13/2023 21:35:38 -70.56, 33.17 124.02 42.66 70
2 08/13/2023 22:25:04 70.12,-159.81 55.57 08/13/2023 22:25:11 70.14,-159.81 55.59 2.30 7
3 08/13/2023 23:15:46 -70.03, 7.65 124.52 08/13/2023 23:14:41 -70.02, 7.66 124.52 0.74 65
4 08/16/2023 13:51:14 -70.21, 148.52 123.52 08/16/2023 13:52:13 -70.22, 148.55 123.52 1.98 59
5 08/16/2023 14:41:58 70.10, -44.01 56.38 08/16/2023 14:41:40 70.12, -43.95 56.40 3.38 18
6 08/16/2023 15:32:29 -69.42, 124.31 124.32 08/16/2023 15:31:19 -69.51, 122.84 124.18 58.36 70
7 08/19/2023 06:08:08 -70.19, -95.68 122.69 08/19/2023 06:08:42 -70.18, -95.62 122.71 2.44 34
8 08/19/2023 06:58:51 70.03, 71.87 57.16 08/19/2023 06:58:10 70.02, 71.80 57.16 2.91 41
9 08/21/2023 21:34:26 70.59,-147.87 58.60 08/21/2023 21:35:36 70.50,-146.90 58.47 37.27 70
10 08/21/2023 22:25:01 -70.12, 20.19 121.88 08/21/2023 22:25:11 -70.11, 20.17 121.89 1.10 10
11 08/21/2023 23:15:45 70.02,-172.35 58.03 08/21/2023 23:14:38 70.00,-172.34 58.02 1.55 67
12 08/24/2023 13:51:11 70.17, -31.43 59.06 08/24/2023 13:52:08 70.18, -31.47 59.07 2.46 57
13 08/24/2023 14:41:53 -70.06, 136.05 121.04 08/24/2023 14:41:38 -70.08, 136.01 121.03 2.03 15
14 08/24/2023 15:32:24 69.27, -55.48 58.15 08/24/2023 15:31:16 69.36, -57.33 58.30 73.30 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/13/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230813.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 08/13/2023 in txt file.

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