Simultaneous Nadir Overpasses (SNOs) Predictions

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

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/24/2021
Index Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 02/27/2021 14:16:49 -78.31, 115.78 91.76 02/27/2021 14:17:56 -78.36, 118.81 92.06 68.26 67
2 02/27/2021 15:07:39 78.60, -75.04 88.28 02/27/2021 15:08:47 78.58, -75.13 88.24 3.44 68
3 02/27/2021 15:58:42 -78.58, 92.03 91.74 02/27/2021 15:59:32 -78.60, 92.05 91.75 2.42 50
4 02/27/2021 16:49:40 78.58,-100.68 88.25 02/27/2021 16:50:17 78.58,-100.53 88.22 3.34 37
5 02/27/2021 17:40:42 -78.59, 66.63 91.77 02/27/2021 17:41:02 -78.60, 66.65 91.77 1.23 20
6 02/27/2021 18:31:40 78.59,-126.08 88.22 02/27/2021 18:31:47 78.58,-125.93 88.20 3.51 7
7 02/27/2021 19:22:42 -78.61, 41.24 91.79 02/27/2021 19:22:32 -78.61, 41.25 91.79 0.32 10
8 02/27/2021 20:13:40 78.61,-151.48 88.20 02/27/2021 20:13:18 78.63,-151.56 88.23 2.64 22
9 02/27/2021 21:04:42 -78.62, 15.84 91.82 02/27/2021 21:04:02 -78.61, 15.85 91.81 1.25 40
10 02/27/2021 21:55:40 78.62,-176.88 88.17 02/27/2021 21:54:48 78.63,-176.96 88.21 2.03 52
11 02/27/2021 22:46:42 -78.64, -9.55 91.84 02/27/2021 22:45:32 -78.61, -9.55 91.83 2.43 70

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/24/2021
SNOs_Map_NOAA-19_NPP_20210225.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/24/2021 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP