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: 12/31/2022
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 01/01/2023 23:14:30 -70.08, 7.65 87.01 01/01/2023 23:15:21 -70.10, 7.70 87.00 2.40 51
2 01/02/2023 00:05:14 69.95, 175.15 92.86 01/02/2023 00:04:49 69.94, 175.11 92.84 2.47 25
3 01/02/2023 00:55:40 -69.03, -16.19 88.11 01/02/2023 00:54:33 -69.06, -18.43 88.01 89.23 67
4 01/04/2023 14:41:01 71.03, -45.42 93.74 01/04/2023 14:42:07 70.93, -42.82 93.57 95.10 66
5 01/04/2023 15:31:26 -70.05, 123.46 87.29 01/04/2023 15:31:51 -70.06, 123.52 87.29 2.51 25
6 01/04/2023 16:22:10 69.93, -69.04 92.58 01/04/2023 16:21:18 69.95, -68.99 92.61 3.33 52
7 01/07/2023 06:57:39 70.12, 71.82 92.48 01/07/2023 06:58:50 70.10, 71.83 92.46 1.36 71
8 01/07/2023 07:48:20 -69.98,-120.66 87.67 01/07/2023 07:48:20 -70.00,-120.68 87.65 2.64 0
9 01/07/2023 08:39:02 69.75, 47.00 92.09 01/07/2023 08:37:49 69.78, 46.65 92.14 13.57 73
10 01/09/2023 23:14:34 70.05,-172.31 92.06 01/09/2023 23:15:19 70.07,-172.33 92.07 2.74 45
11 01/10/2023 00:05:16 -69.96, -4.87 88.04 01/10/2023 00:04:49 -69.97, -4.84 88.03 1.55 27
12 01/12/2023 14:41:01 -70.95, 134.71 87.40 01/12/2023 14:42:08 -70.85, 137.05 87.59 86.03 67
13 01/12/2023 15:31:30 70.05, -56.54 91.64 01/12/2023 15:31:48 70.02, -56.52 91.62 2.69 18
14 01/12/2023 16:22:11 -69.90, 110.99 88.51 01/12/2023 16:21:18 -69.92, 110.97 88.49 2.29 53

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/31/2022
SNOs_Map_NOAA-20_LANDSAT-9_20221231.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 12/31/2022 in txt file.

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