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: 12/27/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/28/2019 10:39:27 0.03,-137.20 0.26,-138.28 123.45 80
2 12/29/2019 10:18:01 0.02,-137.20 -0.74,-133.75 393.19 80
3 12/30/2019 22:42:37 -0.03,-137.20 -0.45,-139.05 211.29 80
4 12/31/2019 22:21:11 -0.02,-137.20 0.56,-134.51 305.18 80
5 01/02/2020 10:45:38 0.03,-137.20 0.64,-139.78 294.65 80
6 01/03/2020 10:24:13 0.02,-137.19 -0.43,-135.25 221.55 80
7 01/04/2020 22:48:47 -0.03,-137.18 -0.81,-140.54 383.71 80
8 01/05/2020 22:27:23 -0.03,-137.18 0.25,-136.02 132.11 80
9 01/07/2020 10:51:49 0.04,-137.16 0.95,-141.28 468.99 80
10 01/08/2020 10:30:24 0.04,-137.15 -0.06,-136.75 46.22 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 12/27/2019
SNOs_Map_GOES-17_NPP_20191228.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 12/27/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service