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: 10/7/2023
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 10/08/2023 22:24:21 -70.27, 20.05 103.78 10/08/2023 22:25:32 -70.24, 20.30 103.82 10.31 71
2 10/08/2023 23:15:03 70.05,-172.29 76.01 10/08/2023 23:15:01 70.03,-172.36 75.99 3.43 2
3 10/09/2023 00:05:44 -69.92, -4.78 104.11 10/09/2023 00:04:31 -69.92, -4.88 104.11 3.85 73
4 10/11/2023 14:41:09 -70.11, 136.08 102.93 10/11/2023 14:42:03 -70.13, 136.02 102.91 2.67 54
5 10/11/2023 15:31:54 70.05, -56.51 77.02 10/11/2023 15:31:30 70.02, -56.49 76.99 3.21 24
6 10/11/2023 16:22:21 -69.17, 112.08 103.84 10/11/2023 16:21:13 -69.20, 110.03 103.82 81.24 68
7 10/14/2023 06:58:00 -70.12,-108.15 101.91 10/14/2023 06:58:31 -70.13,-108.09 101.91 2.33 31
8 10/14/2023 07:48:44 70.01, 59.34 77.99 10/14/2023 07:47:58 70.02, 59.40 78.00 2.54 46
9 10/16/2023 22:24:14 70.50,-160.26 79.45 10/16/2023 22:25:25 70.40,-159.43 79.35 32.64 71
10 10/16/2023 23:14:49 -70.09, 7.69 100.95 10/16/2023 23:14:58 -70.08, 7.74 100.97 2.41 9
11 10/17/2023 00:05:33 69.98, 175.16 78.95 10/17/2023 00:04:25 69.97, 175.22 78.93 2.67 68
12 10/19/2023 14:40:56 70.12, -43.88 80.04 10/19/2023 14:41:55 70.14, -43.92 80.06 3.24 59
13 10/19/2023 15:31:38 -70.03, 123.58 100.05 10/19/2023 15:31:25 -70.04, 123.57 100.04 1.47 13
14 10/19/2023 16:22:11 69.33, -68.10 79.28 10/19/2023 16:21:02 69.37, -69.70 79.31 63.22 69

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/7/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231007.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 10/07/2023 in txt file.

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