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: 4/16/2018
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/16/2018 22:21:15 -0.09,-135.31 0.13,-134.44 99.84 80
2 04/18/2018 10:43:03 0.09,-135.33 1.09,-139.70 498.29 80
3 04/19/2018 10:26:59 0.09,-135.35 0.03,-135.18 20.34 80
4 04/21/2018 22:27:31 -0.09,-135.40 -0.23,-135.95 62.87 80
5 04/22/2018 22:11:27 -0.10,-135.41 0.79,-131.42 454.96 80
6 04/24/2018 10:30:35 0.10,-135.42 0.38,-136.69 144.76 80
7 04/25/2018 10:14:30 0.10,-135.43 -0.63,-132.16 372.97 80
8 04/26/2018 22:33:47 -0.10,-135.46 -0.57,-137.46 228.76 80
9 04/27/2018 22:17:42 -0.10,-135.47 0.44,-132.93 288.77 80
10 04/29/2018 10:36:51 0.09,-135.47 0.73,-138.20 311.80 80
11 04/30/2018 10:20:46 0.10,-135.48 -0.28,-133.67 205.49 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/16/2018
SNOs_Map_GOES-15_NPP_20180417.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/16/2018 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service