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: 11/2/2023
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 02:13:50 -74.13, -44.63 87.72 11/14/2023 02:12:38 -74.11, -45.84 87.68 36.92 72
2 11/14/2023 03:04:41 74.39, 122.02 92.57 11/14/2023 03:03:36 74.37, 122.10 92.57 2.85 65
3 11/14/2023 03:55:25 -74.37, -70.63 87.44 11/14/2023 03:54:31 -74.38, -70.60 87.42 1.30 54
4 11/14/2023 04:46:11 74.39, 96.64 92.59 11/14/2023 04:45:34 74.40, 96.70 92.61 2.54 37
5 11/14/2023 05:36:56 -74.42, -96.14 87.37 11/14/2023 05:36:29 -74.41, -96.01 87.38 3.93 27
6 11/14/2023 06:27:40 74.39, 71.26 92.61 11/14/2023 06:27:32 74.39, 71.16 92.62 2.97 8
7 11/14/2023 07:18:25 -74.42,-121.52 87.35 11/14/2023 07:18:27 -74.40,-121.55 87.37 3.17 2
8 11/14/2023 08:09:11 74.44, 45.75 92.69 11/14/2023 08:09:30 74.42, 45.75 92.66 2.32 19
9 11/14/2023 08:59:55 -74.43,-146.90 87.33 11/14/2023 09:00:25 -74.43,-146.95 87.33 1.64 30
10 11/14/2023 09:50:41 74.44, 20.37 92.71 11/14/2023 09:51:28 74.45, 20.35 92.71 1.13 47
11 11/14/2023 10:41:26 -74.48,-172.40 87.25 11/14/2023 10:42:23 -74.46,-172.36 87.28 2.37 57
12 11/14/2023 11:32:12 74.49, -5.14 92.78 11/14/2023 11:33:26 74.48, -5.06 92.76 2.74 74
13 11/14/2023 12:23:05 -74.91, 161.03 86.76 11/14/2023 12:24:13 -74.87, 163.32 86.89 66.56 68

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/2/2023
SNOs_Map_NOAA-20_NOAA-19_20231102.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/02/2023 in txt file.

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