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: 12/29/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/29/2019 10:18:02 0.02,-137.20 -0.76,-133.75 393.15 80
2 12/30/2019 22:42:37 -0.03,-137.20 -0.43,-139.05 211.51 80
3 12/31/2019 22:21:12 -0.02,-137.19 0.58,-134.52 304.91 80
4 01/02/2020 10:45:38 0.03,-137.20 0.62,-139.78 294.97 80
5 01/03/2020 10:24:12 0.02,-137.19 -0.39,-135.25 221.18 80
6 01/04/2020 22:48:48 -0.03,-137.18 -0.79,-140.55 384.26 80
7 01/05/2020 22:27:22 -0.03,-137.17 0.22,-136.01 131.49 80
8 01/07/2020 10:51:48 0.04,-137.16 0.98,-141.27 469.64 80
9 01/08/2020 10:30:23 0.04,-137.14 -0.03,-136.74 45.60 80
10 01/10/2020 22:36:13 -0.04,-137.10 -0.14,-137.51 46.93 80
11 01/11/2020 22:14:47 -0.04,-137.08 0.87,-132.97 467.45 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 12/29/2019
SNOs_Map_GOES-17_NPP_20191229.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 12/29/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service