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: 9/17/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/17/2019 10:52:40 -0.02,-137.20 0.88,-141.35 472.27 80
2 09/18/2019 10:31:15 -0.02,-137.21 -0.08,-136.81 44.72 80
3 09/20/2019 22:34:27 0.02,-137.20 -0.07,-137.58 43.67 80
4 09/21/2019 22:18:22 0.02,-137.20 0.96,-133.05 472.47 80
5 09/23/2019 10:40:09 -0.02,-137.19 0.25,-138.32 128.16 80
6 09/24/2019 10:18:45 -0.02,-137.19 -0.78,-133.79 387.37 80
7 09/25/2019 22:40:41 0.02,-137.16 -0.39,-139.09 219.19 80
8 09/26/2019 22:24:37 0.03,-137.15 0.64,-134.56 296.16 80
9 09/28/2019 10:46:24 -0.03,-137.14 0.57,-139.82 305.41 80
10 09/29/2019 10:25:00 -0.03,-137.13 -0.46,-135.29 209.68 80
11 09/30/2019 22:46:55 0.02,-137.10 -0.76,-140.58 397.64 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/17/2019
SNOs_Map_GOES-17_NPP_20190917.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/17/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service