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: 10/10/2023
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 12:52:10 -73.76, 156.19 96.58 10/18/2023 12:51:05 -73.78, 152.99 96.41 99.53 65
2 10/18/2023 13:43:08 74.37, -38.01 84.10 10/18/2023 13:41:54 74.34, -38.29 84.10 8.72 74
3 10/18/2023 14:33:53 -74.40, 129.21 95.85 10/18/2023 14:32:51 -74.39, 129.10 95.85 3.40 62
4 10/18/2023 15:24:39 74.42, -63.53 84.19 10/18/2023 15:23:51 74.43, -63.55 84.20 0.73 48
5 10/18/2023 16:15:23 -74.41, 103.81 95.82 10/18/2023 16:14:49 -74.43, 103.71 95.79 3.45 34
6 10/18/2023 17:06:09 74.43, -88.93 84.22 10/18/2023 17:05:49 74.46, -88.95 84.26 3.45 20
7 10/18/2023 17:56:54 -74.47, 78.29 95.73 10/18/2023 17:56:47 -74.46, 78.31 95.74 1.19 7
8 10/18/2023 18:47:40 74.49,-114.45 84.31 10/18/2023 18:47:47 74.50,-114.34 84.31 3.47 7
9 10/18/2023 19:38:24 -74.48, 52.89 95.69 10/18/2023 19:38:45 -74.50, 52.91 95.68 2.05 21
10 10/18/2023 20:29:10 74.50,-139.85 84.35 10/18/2023 20:29:46 74.49,-139.87 84.33 1.43 36
11 10/18/2023 21:19:54 -74.49, 27.50 95.66 10/18/2023 21:20:44 -74.48, 27.39 95.67 3.30 50
12 10/18/2023 22:10:40 74.51,-165.24 84.38 10/18/2023 22:11:44 74.52,-165.26 84.39 1.71 64
13 10/18/2023 23:01:27 -74.64, 1.71 95.46 10/18/2023 23:02:40 -74.61, 2.26 95.53 16.39 73

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/10/2023
SNOs_Map_NOAA-21_NOAA-19_20231010.jpg

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

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