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: 11/18/2023
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 11/20/2023 14:41:08 70.11, -43.96 89.72 11/20/2023 14:42:09 70.12, -44.00 89.73 1.75 61
2 11/20/2023 15:31:50 -70.02, 123.50 90.37 11/20/2023 15:31:39 -70.01, 123.47 90.38 1.79 11
3 11/20/2023 16:22:24 69.37, -68.24 89.00 11/20/2023 16:21:15 69.41, -69.70 89.03 57.43 69
4 11/23/2023 06:58:04 70.07, 71.86 90.27 11/23/2023 06:58:41 70.08, 71.81 90.27 2.08 37
5 11/23/2023 07:48:46 -69.98,-120.67 89.83 11/23/2023 07:48:11 -69.97,-120.71 89.84 1.59 35
6 11/25/2023 22:24:27 -70.73, 19.29 88.55 11/25/2023 22:25:36 -70.67, 20.90 88.61 59.63 69
7 11/25/2023 23:15:00 70.04,-172.32 90.77 11/25/2023 23:15:12 70.07,-172.33 90.80 2.60 12
8 11/26/2023 00:05:42 -69.94, -4.85 89.32 11/26/2023 00:04:42 -69.96, -4.84 89.31 2.30 60
9 11/28/2023 14:41:11 -70.12, 136.02 88.67 11/28/2023 14:42:15 -70.14, 136.01 88.65 2.48 64
10 11/28/2023 15:31:55 70.02, -56.52 91.24 11/28/2023 15:31:42 70.03, -56.51 91.25 1.43 13
11 11/28/2023 16:22:30 -69.54, 111.50 89.23 11/28/2023 16:21:18 -69.60, 110.53 89.18 38.30 72
12 12/01/2023 06:58:07 -70.10,-108.18 88.24 12/01/2023 06:58:46 -70.08,-108.20 88.26 1.70 39
13 12/01/2023 07:48:51 70.00, 59.28 91.67 12/01/2023 07:48:13 69.97, 59.28 91.64 3.43 38

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/18/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231118.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 11/18/2023 in txt file.

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