Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/12/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 01/13/2025 20:35:04 -71.36, 45.18 87.25 01/13/2025 20:33:54 -71.32, 43.40 87.19 63.38 70
2 01/13/2025 21:25:54 71.58,-147.91 92.99 01/13/2025 21:24:42 71.59,-148.82 93.06 32.19 72
3 01/13/2025 22:16:44 -71.87, 18.87 86.71 01/13/2025 22:15:40 -71.87, 18.96 86.70 3.31 64
4 01/13/2025 23:07:29 71.84,-173.76 93.25 01/13/2025 23:06:34 71.84,-173.83 93.27 2.35 55
5 01/13/2025 23:58:14 -71.88, -6.51 86.72 01/13/2025 23:57:37 -71.87, -6.53 86.71 0.61 37
6 01/14/2025 00:49:00 71.89, 160.77 93.30 01/14/2025 00:48:30 71.89, 160.78 93.30 0.68 30
7 01/14/2025 01:39:45 -71.93, -31.99 86.67 01/14/2025 01:39:33 -71.92, -31.92 86.68 2.62 12
8 01/14/2025 02:30:30 71.89, 135.39 93.29 01/14/2025 02:30:27 71.89, 135.29 93.29 3.40 3
9 01/14/2025 03:21:15 -71.93, -57.37 86.68 01/14/2025 03:21:30 -71.92, -57.41 86.69 1.98 15
10 01/14/2025 04:12:01 71.95, 109.91 93.34 01/14/2025 04:12:23 71.93, 109.90 93.32 1.64 22
11 01/14/2025 05:02:46 -71.99, -82.84 86.63 01/14/2025 05:03:26 -71.97, -82.80 86.66 2.58 40
12 01/14/2025 05:53:32 72.00, 84.43 93.38 01/14/2025 05:54:19 71.98, 84.51 93.35 3.46 47
13 01/14/2025 06:44:16 -71.99,-108.22 86.64 01/14/2025 06:45:22 -72.02,-108.19 86.63 3.32 66
14 01/14/2025 07:35:02 72.01, 59.05 93.37 01/14/2025 07:36:16 71.98, 59.02 93.34 3.08 74
15 01/14/2025 08:25:59 -72.65,-134.91 85.93 01/14/2025 08:27:07 -72.61,-132.44 86.10 81.87 68

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 1/12/2025
SNOs_Map_NOAA-20_NOAA-19_20250112.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 01/12/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19