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: 10/20/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/20/2019 10:31:09 0.02,-137.20 -0.10,-136.83 43.18 80
2 10/22/2019 22:34:19 -0.02,-137.20 -0.13,-137.59 45.45 80
3 10/23/2019 22:18:14 -0.02,-137.20 0.91,-133.07 470.57 80
4 10/25/2019 10:37:21 0.01,-137.19 0.28,-138.34 131.36 80
5 10/26/2019 10:18:37 0.01,-137.18 -0.77,-133.81 384.46 80
6 10/27/2019 22:40:32 -0.02,-137.17 -0.44,-139.11 221.05 80
7 10/28/2019 22:24:27 -0.02,-137.16 0.54,-134.58 294.53 80
8 10/30/2019 10:46:14 0.03,-137.15 0.64,-139.85 308.01 80
9 10/31/2019 10:24:50 0.03,-137.13 -0.40,-135.32 206.97 80
10 11/01/2019 22:46:45 -0.03,-137.11 -0.80,-140.62 399.91 80
11 11/02/2019 22:30:39 -0.03,-137.10 0.18,-136.08 114.78 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/20/2019
SNOs_Map_GOES-17_NPP_20191020.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/20/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service