Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/10/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/10/2020 22:30:11 0.03,-137.21 0.27,-136.08 128.22 80
2 04/12/2020 10:51:58 -0.02,-137.21 0.93,-141.35 472.73 80
3 04/13/2020 10:30:34 -0.02,-137.20 -0.09,-136.82 43.03 80
4 04/15/2020 22:33:46 0.02,-137.18 -0.09,-137.59 46.89 80
5 04/16/2020 22:17:41 0.01,-137.17 0.94,-133.06 468.78 80
6 04/18/2020 10:39:29 -0.01,-137.16 0.26,-138.32 132.84 80
7 04/19/2020 10:18:04 -0.01,-137.15 -0.76,-133.79 382.44 80
8 04/20/2020 22:40:00 0.01,-137.13 -0.43,-139.10 224.05 80
9 04/21/2020 22:23:56 0.01,-137.12 0.59,-134.57 291.10 80
10 04/23/2020 10:45:43 -0.01,-137.10 0.61,-139.83 311.24 80
11 04/24/2020 10:24:19 -0.01,-137.08 -0.42,-135.30 203.28 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/10/2020
SNOs_Map_GOES-17_NPP_20200411.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/10/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service