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: 11/7/2023
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 -74.11, -44.58 87.75 11/14/2023 02:12:36 -74.11, -45.84 87.68 38.33 72
2 11/14/2023 03:04:39 74.36, 122.08 92.55 11/14/2023 03:03:34 74.38, 122.12 92.57 1.94 65
3 11/14/2023 03:55:23 -74.35, -70.58 87.46 11/14/2023 03:54:29 -74.38, -70.60 87.42 3.11 54
4 11/14/2023 04:46:09 74.36, 96.70 92.57 11/14/2023 04:45:33 74.36, 96.58 92.57 3.78 36
5 11/14/2023 05:36:54 -74.40, -96.09 87.39 11/14/2023 05:36:27 -74.41, -96.01 87.38 2.43 27
6 11/14/2023 06:27:40 74.42, 71.19 92.64 11/14/2023 06:27:31 74.39, 71.17 92.62 2.96 9
7 11/14/2023 07:18:24 -74.41,-121.47 87.36 11/14/2023 07:18:26 -74.39,-121.55 87.37 2.77 2
8 11/14/2023 08:09:10 74.42, 45.81 92.66 11/14/2023 08:09:29 74.42, 45.76 92.66 1.49 19
9 11/14/2023 08:59:54 -74.41,-146.85 87.34 11/14/2023 09:00:24 -74.43,-146.96 87.33 3.54 30
10 11/14/2023 09:50:41 74.47, 20.30 92.74 11/14/2023 09:51:27 74.45, 20.35 92.71 2.67 46
11 11/14/2023 10:41:25 -74.46,-172.36 87.27 11/14/2023 10:42:22 -74.46,-172.36 87.28 0.66 57
12 11/14/2023 11:32:11 74.47, -5.08 92.76 11/14/2023 11:33:25 74.48, -5.05 92.76 1.24 74
13 11/14/2023 12:23:04 -74.90, 161.08 86.77 11/14/2023 12:24:13 -74.82, 163.18 86.94 61.59 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/7/2023
SNOs_Map_NOAA-20_NOAA-19_20231107.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/07/2023 in txt file.

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