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: 10/8/2023
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 -73.79, 156.11 96.54 10/18/2023 12:51:05 -73.81, 153.06 96.38 94.53 66
2 10/18/2023 13:43:09 74.40, -38.10 84.14 10/18/2023 13:41:54 74.37, -38.21 84.13 4.50 75
3 10/18/2023 14:33:54 -74.44, 129.12 95.81 10/18/2023 14:32:51 -74.42, 129.19 95.82 2.50 63
4 10/18/2023 15:24:39 74.41, -63.49 84.17 10/18/2023 15:23:52 74.41, -63.60 84.19 3.29 47
5 10/18/2023 16:15:24 -74.45, 103.73 95.78 10/18/2023 16:14:49 -74.46, 103.79 95.76 2.35 35
6 10/18/2023 17:06:10 74.47, -89.02 84.26 10/18/2023 17:05:50 74.44, -89.00 84.24 2.48 20
7 10/18/2023 17:56:54 -74.45, 78.33 95.75 10/18/2023 17:56:48 -74.44, 78.26 95.75 2.24 6
8 10/18/2023 18:47:40 74.47,-114.41 84.30 10/18/2023 18:47:48 74.48,-114.39 84.30 0.89 8
9 10/18/2023 19:38:24 -74.46, 52.94 95.71 10/18/2023 19:38:46 -74.48, 52.87 95.69 2.79 22
10 10/18/2023 20:29:10 74.48,-139.81 84.33 10/18/2023 20:29:47 74.47,-139.92 84.31 3.61 37
11 10/18/2023 21:19:55 -74.52, 27.41 95.62 10/18/2023 21:20:44 -74.51, 27.47 95.64 1.90 49
12 10/18/2023 22:10:40 74.49,-165.20 84.36 10/18/2023 22:11:45 74.50,-165.31 84.37 3.37 65
13 10/18/2023 23:01:28 -74.67, 1.63 95.43 10/18/2023 23:02:41 -74.60, 2.21 95.54 19.23 73

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/8/2023
SNOs_Map_NOAA-21_NOAA-19_20231008.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 10/08/2023 in txt file.

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