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: 11/24/2023
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 11/25/2023 22:24:27 -70.74, 19.27 88.54 11/25/2023 22:25:36 -70.64, 20.87 88.63 59.59 69
2 11/25/2023 23:15:00 70.05,-172.33 90.78 11/25/2023 23:15:12 70.05,-172.35 90.78 1.02 12
3 11/26/2023 00:05:42 -69.95, -4.87 89.31 11/26/2023 00:04:42 -69.94, -4.88 89.33 1.44 60
4 11/28/2023 14:41:11 -70.14, 135.99 88.65 11/28/2023 14:42:14 -70.15, 136.02 88.64 1.50 63
5 11/28/2023 15:31:55 70.03, -56.54 91.25 11/28/2023 15:31:41 70.04, -56.49 91.26 2.26 14
6 11/28/2023 16:22:29 -69.51, 111.55 89.27 11/28/2023 16:21:18 -69.55, 110.46 89.23 42.57 71
7 12/01/2023 06:58:07 -70.13,-108.23 88.21 12/01/2023 06:58:44 -70.11,-108.16 88.24 3.38 37
8 12/01/2023 07:48:50 69.97, 59.32 91.64 12/01/2023 07:48:11 70.00, 59.33 91.66 2.99 39
9 12/03/2023 22:24:28 70.60,-160.52 92.66 12/03/2023 22:25:38 70.46,-159.40 92.51 44.43 70
10 12/03/2023 23:15:02 -70.07, 7.62 87.87 12/03/2023 23:15:13 -70.08, 7.69 87.86 2.70 11
11 12/04/2023 00:05:45 69.92, 175.16 91.98 12/04/2023 00:04:41 69.91, 175.09 91.98 2.71 64
12 12/06/2023 14:41:15 70.14, -44.02 92.54 12/06/2023 14:42:12 70.12, -44.00 92.52 1.51 57
13 12/06/2023 15:31:57 -70.03, 123.46 87.57 12/06/2023 15:31:42 -70.02, 123.49 87.58 1.11 15
14 12/06/2023 16:22:28 69.24, -68.08 91.64 12/06/2023 16:21:20 69.30, -69.85 91.71 70.28 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/24/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231124.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 11/24/2023 in txt file.

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