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: 9/30/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/30/2019 22:46:55 0.02,-137.20 -0.77,-140.60 387.50 80
2 10/01/2019 22:30:50 0.02,-137.20 0.27,-136.07 128.41 80
3 10/03/2019 10:52:37 0.01,-137.20 0.93,-141.34 471.84 80
4 10/04/2019 10:31:13 0.01,-137.19 -0.10,-136.81 43.78 80
5 10/06/2019 22:37:04 -0.00,-137.16 -0.08,-137.59 47.82 80
6 10/07/2019 22:15:38 -0.00,-137.15 0.90,-133.05 467.36 80
7 10/09/2019 10:40:07 0.00,-137.14 0.24,-138.33 134.60 80
8 10/10/2019 10:18:41 0.00,-137.13 -0.74,-133.79 380.43 80
9 10/11/2019 22:43:16 -0.02,-137.11 -0.48,-139.09 226.63 80
10 10/12/2019 22:24:32 -0.03,-137.09 0.56,-134.57 288.30 80
11 10/14/2019 10:43:39 0.03,-137.08 0.64,-139.84 314.52 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/30/2019
SNOs_Map_GOES-17_NPP_20191001.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/30/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service