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: 12/19/2024
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 11:51:35 -71.41, 176.59 85.19 12/21/2024 11:50:28 -71.43, 173.95 85.07 93.50 67
2 12/21/2024 12:42:30 71.90, -16.98 95.33 12/21/2024 12:41:18 71.89, -17.93 95.36 32.67 72
3 12/21/2024 13:33:19 -72.14, 149.87 84.42 12/21/2024 13:32:11 -72.14, 149.83 84.41 1.27 68
4 12/21/2024 14:24:05 72.16, -42.86 95.61 12/21/2024 14:23:10 72.15, -42.90 95.60 2.46 55
5 12/21/2024 15:14:50 -72.20, 124.38 84.36 12/21/2024 15:14:07 -72.20, 124.46 84.36 2.72 43
6 12/21/2024 16:05:35 72.17, -68.26 95.62 12/21/2024 16:05:06 72.20, -68.28 95.65 2.93 29
7 12/21/2024 16:56:20 -72.21, 98.98 84.35 12/21/2024 16:56:04 -72.20, 98.98 84.36 1.48 16
8 12/21/2024 17:47:06 72.24, -93.75 95.68 12/21/2024 17:47:02 72.25, -93.66 95.70 3.50 4
9 12/21/2024 18:37:50 -72.22, 73.59 84.33 12/21/2024 18:38:00 -72.25, 73.60 84.31 3.38 10
10 12/21/2024 19:28:36 72.25,-119.14 95.70 12/21/2024 19:28:59 72.26,-119.14 95.70 0.98 23
11 12/21/2024 20:19:21 -72.28, 48.10 84.27 12/21/2024 20:19:57 -72.26, 48.12 84.30 3.16 36
12 12/21/2024 21:10:06 72.26,-144.54 95.71 12/21/2024 21:10:56 72.26,-144.62 95.70 2.91 50
13 12/21/2024 22:00:51 -72.29, 22.70 84.26 12/21/2024 22:01:53 -72.31, 22.74 84.25 2.22 62
14 12/21/2024 22:51:38 72.37,-170.13 95.83 12/21/2024 22:52:52 72.31,-170.00 95.75 7.89 74
15 12/21/2024 23:42:31 -72.81, -3.72 83.71 12/21/2024 23:43:40 -72.81, -1.68 83.78 66.92 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/19/2024
SNOs_Map_NOAA-21_NOAA-19_20241219.jpg

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

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