Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/8/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 11/14/2023 02:13:48 -74.12, -44.62 87.73 11/14/2023 02:12:36 -74.10, -45.87 87.69 38.20 72
2 11/14/2023 03:04:39 74.38, 122.05 92.56 11/14/2023 03:03:34 74.37, 122.08 92.56 1.54 65
3 11/14/2023 03:55:23 -74.37, -70.62 87.44 11/14/2023 03:54:29 -74.37, -70.63 87.43 0.52 54
4 11/14/2023 04:46:09 74.38, 96.66 92.58 11/14/2023 04:45:32 74.40, 96.68 92.61 2.12 37
5 11/14/2023 05:36:54 -74.42, -96.13 87.37 11/14/2023 05:36:27 -74.40, -96.04 87.39 3.27 27
6 11/14/2023 06:27:40 74.43, 71.16 92.66 11/14/2023 06:27:30 74.43, 71.27 92.65 3.41 10
7 11/14/2023 07:18:24 -74.42,-121.51 87.35 11/14/2023 07:18:25 -74.43,-121.45 87.34 2.05 1
8 11/14/2023 08:09:10 74.43, 45.77 92.68 11/14/2023 08:09:29 74.41, 45.73 92.66 2.70 19
9 11/14/2023 08:59:54 -74.42,-146.89 87.33 11/14/2023 09:00:24 -74.41,-146.99 87.34 3.11 30
10 11/14/2023 09:50:40 74.43, 20.39 92.70 11/14/2023 09:51:27 74.44, 20.32 92.70 2.18 47
11 11/14/2023 10:41:25 -74.48,-172.40 87.25 11/14/2023 10:42:22 -74.45,-172.39 87.29 3.31 57
12 11/14/2023 11:32:11 74.49, -5.12 92.77 11/14/2023 11:33:25 74.47, -5.08 92.75 1.85 74
13 11/14/2023 12:23:03 -74.86, 161.17 86.81 11/14/2023 12:24:12 -74.85, 163.28 86.90 61.24 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/8/2023
SNOs_Map_NOAA-20_NOAA-19_20231108.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/08/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19