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 0.91,-132.96 484.36 80
2 01/29/2020 10:39:10 0.05,-137.21 0.28,-138.23 116.68 80
3 01/30/2020 10:17:45 0.04,-137.21 -0.71,-133.70 399.25 80
4 01/31/2020 22:42:23 -0.05,-137.20 -0.45,-139.01 205.91 80
5 02/01/2020 22:20:58 -0.05,-137.20 0.55,-134.48 309.68 80
6 02/03/2020 10:45:26 0.06,-137.19 0.65,-139.75 292.52 80
7 02/04/2020 10:24:02 0.06,-137.18 -0.35,-135.22 222.51 80
8 02/05/2020 22:48:39 -0.07,-137.16 -0.81,-140.53 384.26 80
9 02/06/2020 22:27:15 -0.07,-137.14 0.19,-136.00 130.24 80
10 02/08/2020 10:51:43 0.08,-137.11 1.00,-141.27 473.51 80
11 02/09/2020 10:30:19 0.07,-137.09 0.00,-136.74 40.50 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/27/2020
SNOs_Map_GOES-17_NPP_20200127.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