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: 2/27/2021
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 -78.33, 115.89 91.76 02/27/2021 14:17:56 -78.34, 118.91 92.09 67.87 67
2 02/27/2021 15:07:40 78.58, -75.16 88.28 02/27/2021 15:08:48 78.59, -75.24 88.26 2.16 68
3 02/27/2021 15:58:41 -78.59, 92.14 91.74 02/27/2021 15:59:31 -78.58, 92.16 91.78 1.54 50
4 02/27/2021 16:49:39 78.60,-100.56 88.25 02/27/2021 16:50:17 78.60,-100.64 88.24 1.94 38
5 02/27/2021 17:40:41 -78.61, 66.75 91.77 02/27/2021 17:41:01 -78.58, 66.76 91.80 2.71 20
6 02/27/2021 18:31:39 78.61,-125.95 88.23 02/27/2021 18:31:47 78.60,-126.04 88.22 2.33 8
7 02/27/2021 19:22:41 -78.62, 41.36 91.79 02/27/2021 19:22:31 -78.59, 41.36 91.82 3.90 10
8 02/27/2021 20:13:39 78.63,-151.35 88.20 02/27/2021 20:13:17 78.61,-151.44 88.20 3.11 22
9 02/27/2021 21:04:42 -78.60, 15.72 91.82 02/27/2021 21:04:02 -78.63, 15.73 91.78 2.96 40
10 02/27/2021 21:55:40 78.61,-176.99 88.17 02/27/2021 21:54:47 78.61,-176.84 88.18 3.31 53
11 02/27/2021 22:46:42 -78.62, -9.68 91.85 02/27/2021 22:45:32 -78.63, -9.67 91.80 1.75 70

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/27/2021
SNOs_Map_NOAA-19_NPP_20210227.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/27/2021 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP