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: 5/19/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/20/2019 09:59:01 0.04,-128.42 0.16,-128.83 48.39 80
2 05/21/2019 09:42:57 0.05,-128.42 -0.89,-124.31 468.67 80
3 05/22/2019 22:02:14 -0.03,-128.44 -0.28,-129.62 134.71 80
4 05/23/2019 21:46:10 -0.04,-128.44 0.71,-125.09 382.40 80
5 05/25/2019 10:05:18 0.03,-128.45 0.48,-130.36 218.49 80
6 05/26/2019 09:49:15 0.04,-128.45 -0.57,-125.84 298.22 80
7 05/27/2019 22:08:32 -0.02,-128.45 -0.60,-131.15 306.27 80
8 05/28/2019 21:52:28 -0.03,-128.46 0.40,-126.61 210.50 80
9 05/30/2019 10:11:36 0.01,-128.46 0.80,-131.88 390.57 80
10 05/31/2019 09:55:32 0.02,-128.45 -0.25,-127.36 125.57 80
11 06/01/2019 22:14:49 0.00,-128.44 -0.97,-132.66 480.61 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 5/19/2019
SNOs_Map_GOES-15_NPP_20190520.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 05/19/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service