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: 4/23/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/23/2019 22:46:14 0.01,-137.19 -0.76,-140.56 384.52 80
2 04/24/2019 22:30:11 0.01,-137.19 0.28,-136.04 131.28 80
3 04/26/2019 10:51:59 -0.01,-137.19 0.92,-141.31 469.10 80
4 04/27/2019 10:30:35 -0.01,-137.18 -0.13,-136.79 46.05 80
5 04/29/2019 22:33:48 0.01,-137.15 -0.08,-137.56 46.61 80
6 04/30/2019 22:17:45 0.01,-137.14 0.97,-133.04 468.66 80
7 05/02/2019 10:39:33 -0.01,-137.14 0.23,-138.30 132.30 80
8 05/03/2019 10:18:09 -0.02,-137.12 -0.75,-133.77 382.07 80
9 05/04/2019 22:40:06 0.02,-137.08 -0.43,-139.08 227.63 80
10 05/05/2019 22:24:02 0.03,-137.06 0.62,-134.55 286.70 80
11 05/07/2019 10:45:51 -0.03,-137.06 0.59,-139.82 315.21 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/23/2019
SNOs_Map_GOES-17_NPP_20190424.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/23/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service