Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/20/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/20/2021 10:45:02 0.01,-137.22 0.67,-140.04 322.69 80
2 11/21/2021 10:28:57 0.01,-137.21 -0.35,-135.51 193.38 80
3 11/22/2021 22:48:12 -0.01,-137.19 -0.80,-140.82 412.49 80
4 11/23/2021 22:32:06 -0.01,-137.19 0.22,-136.29 103.21 80
5 11/25/2021 10:51:13 0.01,-137.17 0.96,-141.55 498.74 80
6 11/26/2021 10:32:26 0.01,-137.16 -0.00,-137.01 16.69 80
7 11/28/2021 22:35:36 -0.00,-137.12 -0.13,-137.78 75.54 80
8 11/29/2021 22:19:30 -0.01,-137.10 0.84,-133.24 439.41 80
9 12/01/2021 10:41:16 0.00,-137.07 0.34,-138.51 163.62 80
10 12/02/2021 10:19:50 0.01,-137.05 -0.69,-133.98 350.66 80
11 12/03/2021 22:41:45 -0.00,-137.01 -0.52,-139.27 258.16 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 11/20/2021
SNOs_Map_GOES-17_NPP_20211120.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 11/20/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP