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: 12/20/2018
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/21/2018 10:12:01 -0.03,-128.67 0.68,-131.98 376.04 80
2 12/22/2018 09:55:55 -0.02,-128.66 -0.30,-127.44 139.91 80
3 12/23/2018 22:15:12 0.04,-128.54 -0.88,-132.74 478.80 80
4 12/24/2018 21:59:06 0.03,-128.53 0.09,-128.20 36.96 80
5 12/27/2018 09:59:29 -0.03,-128.62 0.06,-128.95 37.75 80
6 12/28/2018 09:43:25 -0.03,-128.61 -0.97,-124.42 477.58 80
7 12/29/2018 22:02:40 0.04,-128.47 -0.26,-129.71 141.93 80
8 12/30/2018 21:46:35 0.03,-128.46 0.78,-125.19 373.50 80
9 01/01/2019 10:05:44 -0.05,-128.56 0.35,-130.47 216.72 80
10 01/02/2019 09:49:38 -0.04,-128.55 -0.62,-125.93 298.27 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/20/2018
SNOs_Map_GOES-15_NPP_20181221.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/20/2018 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service