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: 10/11/2023
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, 156.10 96.54 10/18/2023 12:51:05 -73.80, 153.03 96.39 95.05 66
2 10/18/2023 13:43:09 74.40, -38.10 84.14 10/18/2023 13:41:54 74.37, -38.23 84.12 5.65 75
3 10/18/2023 14:33:53 -74.39, 129.24 95.86 10/18/2023 14:32:51 -74.41, 129.16 95.83 3.22 62
4 10/18/2023 15:24:39 74.41, -63.50 84.17 10/18/2023 15:23:52 74.40, -63.63 84.18 4.00 47
5 10/18/2023 16:15:24 -74.45, 103.72 95.78 10/18/2023 16:14:49 -74.45, 103.76 95.77 1.41 35
6 10/18/2023 17:06:10 74.47, -89.02 84.26 10/18/2023 17:05:50 74.44, -89.02 84.23 3.50 20
7 10/18/2023 17:56:54 -74.46, 78.32 95.74 10/18/2023 17:56:47 -74.48, 78.37 95.72 2.92 7
8 10/18/2023 18:47:40 74.48,-114.42 84.30 10/18/2023 18:47:48 74.47,-114.41 84.29 0.52 8
9 10/18/2023 19:38:24 -74.47, 52.92 95.71 10/18/2023 19:38:46 -74.47, 52.84 95.70 2.59 22
10 10/18/2023 20:29:10 74.48,-139.81 84.33 10/18/2023 20:29:46 74.51,-139.81 84.35 2.48 36
11 10/18/2023 21:19:55 -74.52, 27.40 95.62 10/18/2023 21:20:44 -74.50, 27.44 95.65 2.55 49
12 10/18/2023 22:10:40 74.49,-165.21 84.37 10/18/2023 22:11:45 74.49,-165.33 84.36 3.70 65
13 10/18/2023 23:01:27 -74.63, 1.74 95.48 10/18/2023 23:02:41 -74.58, 2.18 95.55 13.73 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/11/2023
SNOs_Map_NOAA-21_NOAA-19_20231011.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 10/11/2023 in txt file.

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