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: 10/12/2023
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, 156.12 96.54 10/18/2023 12:51:05 -73.82, 153.07 96.38 94.68 66
2 10/18/2023 13:43:09 74.39, -38.08 84.13 10/18/2023 13:41:54 74.38, -38.19 84.13 3.76 75
3 10/18/2023 14:33:54 -74.43, 129.13 95.82 10/18/2023 14:32:51 -74.43, 129.19 95.82 1.97 63
4 10/18/2023 15:24:38 74.40, -63.47 84.16 10/18/2023 15:23:51 74.42, -63.59 84.19 3.78 47
5 10/18/2023 16:15:23 -74.44, 103.74 95.78 10/18/2023 16:14:48 -74.46, 103.80 95.76 2.77 35
6 10/18/2023 17:06:09 74.46, -89.00 84.25 10/18/2023 17:05:49 74.45, -88.98 84.25 0.97 20
7 10/18/2023 17:56:53 -74.45, 78.34 95.75 10/18/2023 17:56:47 -74.45, 78.27 95.75 2.15 6
8 10/18/2023 18:47:39 74.47,-114.39 84.29 10/18/2023 18:47:47 74.49,-114.38 84.30 2.17 8
9 10/18/2023 19:38:24 -74.51, 52.82 95.66 10/18/2023 19:38:45 -74.48, 52.87 95.69 3.21 21
10 10/18/2023 20:29:09 74.48,-139.79 84.32 10/18/2023 20:29:46 74.47,-139.90 84.32 3.35 37
11 10/18/2023 21:19:54 -74.51, 27.42 95.63 10/18/2023 21:20:43 -74.52, 27.48 95.64 1.71 49
12 10/18/2023 22:10:40 74.53,-165.32 84.41 10/18/2023 22:11:44 74.51,-165.30 84.38 2.70 64
13 10/18/2023 23:01:27 -74.67, 1.64 95.43 10/18/2023 23:02:40 -74.60, 2.22 95.54 18.83 73

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/12/2023
SNOs_Map_NOAA-21_NOAA-19_20231012.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 10/12/2023 in txt file.

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