Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/17/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/17/2019 21:45:59 0.01,-127.89 0.65,-125.05 323.93 80
2 12/19/2019 10:05:05 -0.03,-127.86 0.54,-130.31 280.25 80
3 12/20/2019 09:49:00 -0.02,-127.82 -0.46,-125.78 232.60 80
4 12/21/2019 22:08:15 0.04,-127.74 -0.73,-131.08 380.71 80
5 12/22/2019 21:52:10 0.03,-127.70 0.27,-126.54 131.97 80
6 12/24/2019 10:11:17 -0.04,-127.66 0.87,-131.82 472.75 80
7 12/25/2019 09:55:11 -0.03,-127.62 -0.08,-127.27 39.63 80
8 12/27/2019 21:55:40 0.03,-127.49 -0.10,-128.03 62.53 80
9 12/28/2019 21:39:35 0.02,-127.44 0.90,-123.50 449.50 80
10 12/30/2019 09:58:41 -0.03,-127.40 0.29,-128.76 155.93 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/17/2019
SNOs_Map_GOES-15_NPP_20191217.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/17/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service