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: 1/20/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/20/2020 22:48:35 -0.04,-137.21 -0.79,-140.50 375.47 80
2 01/21/2020 22:27:09 -0.04,-137.21 0.23,-135.97 140.66 80
3 01/23/2020 10:51:35 0.05,-137.19 0.97,-141.23 461.19 80
4 01/24/2020 10:30:10 0.05,-137.18 -0.05,-136.70 54.57 80
5 01/26/2020 22:36:00 -0.06,-137.16 -0.10,-137.47 34.48 80
6 01/27/2020 22:14:34 -0.05,-137.15 0.91,-132.93 481.15 80
7 01/29/2020 10:39:01 0.06,-137.13 0.28,-138.20 121.45 80
8 01/30/2020 10:17:35 0.06,-137.11 -0.73,-133.66 393.77 80
9 01/31/2020 22:42:10 -0.07,-137.10 -0.48,-138.95 211.73 80
10 02/01/2020 22:20:44 -0.06,-137.08 0.53,-134.42 303.18 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/20/2020
SNOs_Map_GOES-17_NPP_20200120.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/20/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service