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: 1/1/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/02/2020 10:45:38 0.03,-137.22 0.59,-139.79 292.16 80
2 01/03/2020 10:24:13 0.02,-137.22 -0.42,-135.25 224.66 80
3 01/04/2020 22:48:48 -0.03,-137.22 -0.77,-140.55 379.62 80
4 01/05/2020 22:27:23 -0.03,-137.22 0.24,-136.02 136.83 80
5 01/07/2020 10:51:49 0.04,-137.22 0.95,-141.28 463.45 80
6 01/08/2020 10:30:23 0.03,-137.21 -0.06,-136.75 52.39 80
7 01/10/2020 22:36:13 -0.04,-137.18 -0.11,-137.51 38.28 80
8 01/11/2020 22:14:48 -0.04,-137.16 0.90,-132.98 476.82 80
9 01/13/2020 10:39:14 0.04,-137.14 0.29,-138.24 125.30 80
10 01/14/2020 10:17:49 0.04,-137.13 -0.72,-133.71 389.42 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/1/2020
SNOs_Map_GOES-17_NPP_20200102.jpg

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

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service