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: 3/10/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/10/2021 10:24:09 -0.04,-137.21 -0.46,-135.29 218.07 80
2 03/11/2021 22:46:06 0.04,-137.22 -0.71,-140.60 385.24 80
3 03/12/2021 22:30:00 0.03,-137.22 0.27,-136.06 131.25 80
4 03/14/2021 10:51:47 -0.03,-137.20 0.92,-141.33 470.22 80
5 03/15/2021 10:30:23 -0.03,-137.20 -0.12,-136.80 45.86 80
6 03/17/2021 22:33:34 0.03,-137.19 -0.06,-137.57 42.63 80
7 03/18/2021 22:17:29 0.03,-137.19 0.98,-133.04 472.97 80
8 03/20/2021 10:39:17 -0.03,-137.16 0.21,-138.31 129.95 80
9 03/21/2021 10:17:51 -0.03,-137.15 -0.77,-133.77 385.10 80
10 03/22/2021 22:39:47 0.02,-137.13 -0.39,-139.07 220.89 80
11 03/23/2021 22:23:42 0.01,-137.11 0.59,-134.53 293.86 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/10/2021
SNOs_Map_GOES-17_NPP_20210310.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/10/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP