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: 4/20/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/21/2019 10:45:40 -0.00,-137.20 0.61,-139.78 294.38 80
2 04/22/2019 10:24:17 -0.00,-137.20 -0.44,-135.26 220.97 80
3 04/23/2019 22:46:14 0.00,-137.17 -0.75,-140.57 387.02 80
4 04/24/2019 22:30:09 0.01,-137.16 0.25,-136.03 128.43 80
5 04/26/2019 10:51:58 -0.01,-137.17 0.94,-141.30 471.55 80
6 04/27/2019 10:30:34 -0.01,-137.16 -0.12,-136.78 43.21 80
7 04/29/2019 22:33:46 0.01,-137.10 -0.11,-137.55 51.34 80
8 04/30/2019 22:17:43 0.02,-137.09 0.95,-133.03 463.70 80
9 05/02/2019 10:39:31 -0.02,-137.09 0.23,-138.30 136.82 80
10 05/03/2019 10:18:06 -0.02,-137.07 -0.78,-133.77 377.29 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/20/2019
SNOs_Map_GOES-17_NPP_20190420.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/20/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service