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: 9/5/2023
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 09/06/2023 22:24:52 -70.15, 20.16 116.19 09/06/2023 22:25:26 -70.17, 20.20 116.18 2.51 34
2 09/06/2023 23:15:36 70.03,-172.36 63.70 09/06/2023 23:14:54 70.01,-172.38 63.68 2.27 42
3 09/09/2023 13:51:12 70.69, -32.24 65.36 09/09/2023 13:52:21 70.60, -30.92 65.24 49.61 69
4 09/09/2023 14:41:45 -70.13, 135.96 115.22 09/09/2023 14:41:58 -70.11, 135.99 115.24 2.39 13
5 09/09/2023 15:32:29 70.01, -56.55 64.68 09/09/2023 15:31:25 70.00, -56.51 64.68 1.69 64
6 09/12/2023 06:07:56 70.20, 84.31 65.86 09/12/2023 06:08:59 70.18, 84.35 65.84 2.39 63
7 09/12/2023 06:58:37 -70.06,-108.16 114.27 09/12/2023 06:58:29 -70.08,-108.17 114.25 2.22 8
8 09/12/2023 07:49:13 69.52, 59.95 65.19 09/12/2023 07:48:03 69.58, 58.79 65.28 45.69 70
9 09/14/2023 22:24:48 70.14,-159.83 66.82 09/14/2023 22:25:30 70.13,-159.86 66.81 1.91 42
10 09/14/2023 23:15:30 -70.05, 7.63 113.26 09/14/2023 23:15:00 -70.03, 7.63 113.29 2.92 30
11 09/17/2023 13:51:12 -71.09, 147.11 111.19 09/17/2023 13:52:18 -70.98, 149.65 111.34 92.88 66
12 09/17/2023 14:41:39 70.09, -43.97 67.80 09/17/2023 14:41:59 70.10, -44.01 67.81 1.83 20
13 09/17/2023 15:32:21 -70.00, 123.48 112.29 09/17/2023 15:31:29 -70.00, 123.48 112.28 0.39 52

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/5/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230905.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 09/05/2023 in txt file.

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