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: 7/20/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/21/2019 10:40:05 -0.02,-137.20 0.26,-138.37 133.13 80
2 07/22/2019 10:18:40 -0.02,-137.20 -0.75,-133.83 382.92 80
3 07/23/2019 22:40:37 0.03,-137.18 -0.41,-139.14 223.71 80
4 07/24/2019 22:24:33 0.03,-137.18 0.60,-134.61 292.06 80
5 07/26/2019 10:46:21 -0.03,-137.17 0.55,-139.89 308.56 80
6 07/27/2019 10:24:57 -0.03,-137.16 -0.46,-135.35 206.53 80
7 07/28/2019 22:46:53 0.04,-137.13 -0.76,-140.65 402.06 80
8 07/29/2019 22:30:49 0.04,-137.11 0.25,-136.12 112.53 80
9 07/31/2019 10:49:57 -0.05,-137.10 0.90,-141.39 489.66 80
10 08/01/2019 10:33:52 -0.05,-137.07 -0.11,-136.86 24.44 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 7/20/2019
SNOs_Map_GOES-17_NPP_20190721.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 07/20/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service