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: 9/30/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/01/2019 09:49:29 0.30,-127.58 -0.11,-125.71 212.75 80
2 10/02/2019 22:08:46 -0.28,-127.48 -1.05,-131.02 402.84 80
3 10/03/2019 21:52:40 -0.29,-127.44 -0.08,-126.48 109.17 80
4 10/05/2019 10:11:49 0.27,-127.41 1.21,-131.76 495.50 80
5 10/06/2019 09:55:43 0.27,-127.36 0.24,-127.23 15.92 80
6 10/08/2019 21:56:14 -0.26,-127.21 -0.42,-128.00 89.50 80
7 10/09/2019 21:40:08 -0.27,-127.17 0.56,-123.46 422.13 80
8 10/11/2019 09:59:17 0.24,-127.13 0.58,-128.74 182.78 80
9 10/12/2019 09:43:11 0.25,-127.09 -0.40,-124.21 328.44 80
10 10/13/2019 22:02:27 -0.23,-126.97 -0.81,-129.51 289.46 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/30/2019
SNOs_Map_GOES-15_NPP_20191001.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/30/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service