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: 1/21/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/21/2020 22:27:09 -0.04,-137.21 0.22,-135.97 140.72 80
2 01/23/2020 10:51:35 0.05,-137.19 0.98,-141.23 461.10 80
3 01/24/2020 10:30:10 0.05,-137.18 -0.04,-136.70 54.88 80
4 01/26/2020 22:36:00 -0.05,-137.17 -0.11,-137.47 33.73 80
5 01/27/2020 22:14:34 -0.05,-137.16 0.90,-132.93 481.95 80
6 01/29/2020 10:39:01 0.06,-137.14 0.29,-138.19 120.57 80
7 01/30/2020 10:17:35 0.05,-137.12 -0.72,-133.66 394.78 80
8 01/31/2020 22:42:09 -0.06,-137.11 -0.49,-138.95 210.46 80
9 02/01/2020 22:20:44 -0.06,-137.09 0.52,-134.42 304.61 80
10 02/03/2020 10:45:10 0.07,-137.06 0.67,-139.68 299.08 80
11 02/04/2020 10:23:45 0.07,-137.04 -0.34,-135.15 215.39 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/21/2020
SNOs_Map_GOES-17_NPP_20200122.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/21/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service