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: 1/27/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/27/2020 22:14:41 -0.04,-137.21 0.89,-132.96 484.35 80
2 01/29/2020 10:39:09 0.05,-137.21 0.30,-138.23 116.72 80
3 01/30/2020 10:17:46 0.04,-137.21 -0.75,-133.71 399.22 80
4 01/31/2020 22:42:22 -0.05,-137.20 -0.47,-139.01 206.01 80
5 02/01/2020 22:20:59 -0.05,-137.20 0.59,-134.49 309.58 80
6 02/03/2020 10:45:27 0.06,-137.19 0.61,-139.76 292.61 80
7 02/04/2020 10:24:03 0.06,-137.17 -0.39,-135.23 222.38 80
8 02/05/2020 22:48:39 -0.07,-137.15 -0.83,-140.53 384.45 80
9 02/06/2020 22:27:14 -0.07,-137.14 0.17,-135.99 130.05 80
10 02/08/2020 10:51:43 0.08,-137.11 1.02,-141.26 473.68 80
11 02/09/2020 10:30:18 0.07,-137.09 0.02,-136.73 40.41 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/27/2020
SNOs_Map_GOES-17_NPP_20200128.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/27/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service