Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/5/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 10/18/2023 12:52:11 -73.80, 156.09 96.53 10/18/2023 12:51:05 -73.79, 153.01 96.40 95.58 66
2 10/18/2023 13:43:08 74.36, -37.99 84.09 10/18/2023 13:41:54 74.35, -38.27 84.11 8.21 74
3 10/18/2023 14:33:53 -74.39, 129.23 95.86 10/18/2023 14:32:51 -74.40, 129.13 95.84 3.06 62
4 10/18/2023 15:24:39 74.42, -63.52 84.18 10/18/2023 15:23:51 74.43, -63.53 84.21 1.84 48
5 10/18/2023 16:15:24 -74.45, 103.71 95.77 10/18/2023 16:14:49 -74.44, 103.74 95.78 1.79 35
6 10/18/2023 17:06:10 74.48, -89.04 84.27 10/18/2023 17:05:49 74.47, -88.92 84.26 3.57 21
7 10/18/2023 17:56:54 -74.46, 78.31 95.74 10/18/2023 17:56:47 -74.47, 78.34 95.73 1.60 7
8 10/18/2023 18:47:40 74.48,-114.44 84.31 10/18/2023 18:47:48 74.46,-114.45 84.28 2.88 8
9 10/18/2023 19:38:24 -74.47, 52.92 95.70 10/18/2023 19:38:46 -74.46, 52.81 95.71 3.25 22
10 10/18/2023 20:29:10 74.49,-139.83 84.34 10/18/2023 20:29:46 74.49,-139.84 84.34 0.31 36
11 10/18/2023 21:19:55 -74.52, 27.40 95.62 10/18/2023 21:20:44 -74.49, 27.42 95.66 3.49 49
12 10/18/2023 22:10:40 74.50,-165.23 84.37 10/18/2023 22:11:44 74.53,-165.24 84.39 3.15 64
13 10/18/2023 23:01:27 -74.63, 1.74 95.48 10/18/2023 23:02:41 -74.58, 2.16 95.56 13.70 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/5/2023
SNOs_Map_NOAA-21_NOAA-19_20231005.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 10/05/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19