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: 12/20/2024
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 12/21/2024 11:51:36 -71.45, 176.53 85.15 12/21/2024 11:50:29 -71.40, 173.89 85.10 93.72 67
2 12/21/2024 12:42:30 71.88, -16.95 95.31 12/21/2024 12:41:18 71.91, -17.89 95.38 32.78 72
3 12/21/2024 13:33:20 -72.18, 149.80 84.38 12/21/2024 13:32:11 -72.16, 149.86 84.39 2.90 69
4 12/21/2024 14:24:05 72.15, -42.83 95.59 12/21/2024 14:23:10 72.16, -42.87 95.61 2.23 55
5 12/21/2024 15:14:50 -72.19, 124.41 84.37 12/21/2024 15:14:08 -72.16, 124.39 84.39 2.87 42
6 12/21/2024 16:05:36 72.21, -68.32 95.66 12/21/2024 16:05:06 72.22, -68.25 95.66 2.58 30
7 12/21/2024 16:56:20 -72.20, 99.02 84.36 12/21/2024 16:56:04 -72.22, 99.01 84.34 2.10 16
8 12/21/2024 17:47:06 72.22, -93.72 95.67 12/21/2024 17:47:03 72.22, -93.73 95.67 0.49 3
9 12/21/2024 18:37:50 -72.21, 73.62 84.35 12/21/2024 18:38:01 -72.22, 73.53 84.34 3.43 11
10 12/21/2024 19:28:36 72.23,-119.11 95.68 12/21/2024 19:29:00 72.22,-119.21 95.67 3.56 24
11 12/21/2024 20:19:21 -72.27, 48.13 84.29 12/21/2024 20:19:57 -72.27, 48.15 84.29 0.92 36
12 12/21/2024 21:10:07 72.29,-144.60 95.74 12/21/2024 21:10:56 72.27,-144.59 95.72 1.92 49
13 12/21/2024 22:00:51 -72.28, 22.74 84.28 12/21/2024 22:01:54 -72.28, 22.67 84.28 2.11 63
14 12/21/2024 22:51:38 72.35,-170.10 95.81 12/21/2024 22:52:52 72.33,-169.97 95.77 5.26 74
15 12/21/2024 23:42:32 -72.85, -3.79 83.67 12/21/2024 23:43:41 -72.78, -1.76 83.81 67.28 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/20/2024
SNOs_Map_NOAA-21_NOAA-19_20241220.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 12/20/2024 in txt file.

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