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: 12/23/2018
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/23/2018 22:15:11 0.04,-128.54 -0.91,-132.74 478.27 80
2 12/24/2018 21:59:07 0.03,-128.54 0.12,-128.21 37.72 80
3 12/27/2018 09:59:30 -0.03,-128.62 0.03,-128.95 37.16 80
4 12/28/2018 09:43:24 -0.03,-128.61 -0.95,-124.41 478.25 80
5 12/29/2018 22:02:40 0.04,-128.49 -0.22,-129.72 140.51 80
6 12/30/2018 21:46:35 0.03,-128.48 0.75,-125.18 375.07 80
7 01/01/2019 10:05:43 -0.05,-128.57 0.38,-130.46 215.40 80
8 01/02/2019 09:49:38 -0.04,-128.56 -0.60,-125.92 299.73 80
9 01/03/2019 22:08:54 0.05,-128.42 -0.56,-131.23 320.08 80
10 01/04/2019 21:52:49 0.04,-128.40 0.42,-126.69 194.94 80
11 01/06/2019 10:11:57 -0.05,-128.50 0.72,-131.97 396.02 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/23/2018
SNOs_Map_GOES-15_NPP_20181224.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/23/2018 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service