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: 8/17/2023
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 08/19/2023 06:08:07 -70.15, -95.62 122.73 08/19/2023 06:08:42 -70.16, -95.65 122.72 1.86 35
2 08/19/2023 06:58:51 70.04, 71.86 57.17 08/19/2023 06:58:09 70.06, 71.85 57.20 2.87 42
3 08/21/2023 21:34:26 70.60,-147.88 58.61 08/21/2023 21:35:36 70.48,-146.93 58.45 37.70 70
4 08/21/2023 22:25:01 -70.13, 20.17 121.87 08/21/2023 22:25:10 -70.14, 20.22 121.86 2.11 9
5 08/21/2023 23:15:45 70.03,-172.36 58.04 08/21/2023 23:14:37 70.04,-172.29 58.05 3.19 68
6 08/24/2023 13:51:11 70.17, -31.44 59.07 08/24/2023 13:52:08 70.16, -31.51 59.04 3.32 57
7 08/24/2023 14:41:53 -70.08, 136.03 121.03 08/24/2023 14:41:37 -70.10, 136.05 121.00 2.74 16
8 08/24/2023 15:32:24 69.28, -55.49 58.16 08/24/2023 15:31:16 69.33, -57.37 58.27 73.85 68
9 08/27/2023 06:08:04 70.12, 84.41 59.94 08/27/2023 06:08:35 70.14, 84.36 59.94 2.28 31
10 08/27/2023 06:58:46 -70.02,-108.12 120.16 08/27/2023 06:58:05 -70.03,-108.16 120.15 1.54 41
11 08/29/2023 21:34:20 -70.55, 32.20 118.70 08/29/2023 21:35:31 -70.42, 33.03 118.85 33.74 71
12 08/29/2023 22:24:57 70.08,-159.75 60.83 08/29/2023 22:25:02 70.09,-159.81 60.84 2.36 5
13 08/29/2023 23:15:39 -69.98, 7.72 119.26 08/29/2023 23:14:32 -69.98, 7.67 119.25 1.74 67

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/17/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230817.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 08/17/2023 in txt file.

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