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: 11/17/2023
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 11/17/2023 22:24:19 70.50,-160.33 89.49 11/17/2023 22:25:30 70.35,-159.52 89.34 34.41 71
2 11/17/2023 23:14:54 -70.04, 7.70 90.97 11/17/2023 23:15:03 -70.07, 7.71 90.94 3.46 9
3 11/18/2023 00:05:38 69.92, 175.19 88.92 11/18/2023 00:04:31 69.92, 175.13 88.91 2.37 67
4 11/20/2023 14:41:08 70.09, -43.92 89.70 11/20/2023 14:42:02 70.10, -44.00 89.71 3.22 54
5 11/20/2023 15:31:50 -69.99, 123.54 90.39 11/20/2023 15:31:32 -69.99, 123.48 90.40 2.50 18
6 11/20/2023 16:22:19 69.08, -67.83 88.71 11/20/2023 16:21:12 69.16, -69.99 88.78 86.33 67
7 11/23/2023 06:58:04 70.10, 71.82 90.30 11/23/2023 06:58:28 70.09, 71.88 90.28 2.73 24
8 11/23/2023 07:48:45 -69.95,-120.63 89.85 11/23/2023 07:47:58 -69.98,-120.64 89.83 3.10 47
9 11/25/2023 22:24:16 -70.18, 20.16 89.10 11/25/2023 22:25:28 -70.16, 20.23 89.12 3.26 72
10 11/25/2023 23:14:59 70.02,-172.29 90.75 11/25/2023 23:14:55 70.05,-172.28 90.78 3.25 4
11 11/26/2023 00:05:39 -69.81, -4.66 89.45 11/26/2023 00:04:27 -69.83, -4.95 89.43 11.44 72
12 11/28/2023 14:41:11 -70.10, 136.05 88.69 11/28/2023 14:41:55 -70.10, 136.03 88.69 0.65 44
13 11/28/2023 15:31:55 70.00, -56.49 91.22 11/28/2023 15:31:22 69.98, -56.48 91.20 2.00 33

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/17/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231117.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 11/17/2023 in txt file.

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