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: 2/15/2021
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 -78.38, 118.74 92.05 66.80 67
2 02/27/2021 15:07:39 78.60, -75.08 88.28 02/27/2021 15:08:47 78.60, -75.25 88.27 3.74 68
3 02/27/2021 15:58:42 -78.58, 92.03 91.74 02/27/2021 15:59:32 -78.61, 91.98 91.73 3.87 50
4 02/27/2021 16:49:40 78.58,-100.72 88.25 02/27/2021 16:50:17 78.60,-100.65 88.25 3.12 37
5 02/27/2021 17:40:42 -78.59, 66.64 91.77 02/27/2021 17:41:02 -78.61, 66.58 91.75 2.77 20
6 02/27/2021 18:31:40 78.59,-126.11 88.22 02/27/2021 18:31:47 78.60,-126.05 88.23 2.14 7
7 02/27/2021 19:22:42 -78.61, 41.24 91.79 02/27/2021 19:22:32 -78.62, 41.18 91.77 1.86 10
8 02/27/2021 20:13:40 78.60,-151.51 88.20 02/27/2021 20:13:17 78.61,-151.45 88.20 1.46 23
9 02/27/2021 21:04:42 -78.62, 15.85 91.82 02/27/2021 21:04:02 -78.62, 15.78 91.79 1.51 40
10 02/27/2021 21:55:40 78.62,-176.91 88.17 02/27/2021 21:54:47 78.61,-176.85 88.18 1.52 53
11 02/27/2021 22:46:42 -78.64, -9.54 91.84 02/27/2021 22:45:32 -78.63, -9.62 91.81 2.01 70

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/15/2021
SNOs_Map_NOAA-19_NPP_20210215.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/15/2021 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP