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: 9/23/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/23/2019 10:40:10 -0.01,-137.20 0.21,-138.32 126.80 80
2 09/24/2019 10:18:45 -0.02,-137.20 -0.76,-133.78 389.09 80
3 09/25/2019 22:40:41 0.02,-137.19 -0.42,-139.08 216.00 80
4 09/26/2019 22:24:36 0.02,-137.18 0.61,-134.55 299.85 80
5 09/28/2019 10:43:44 -0.01,-137.17 0.59,-139.81 301.93 80
6 09/29/2019 10:27:39 -0.01,-137.16 -0.43,-135.28 213.66 80
7 09/30/2019 22:46:54 0.00,-137.14 -0.79,-140.58 392.08 80
8 10/01/2019 22:30:50 -0.01,-137.13 0.24,-136.05 123.33 80
9 10/03/2019 10:52:37 0.02,-137.10 0.97,-141.31 479.22 80
10 10/04/2019 10:31:13 0.02,-137.09 -0.06,-136.78 35.54 80
11 10/06/2019 22:34:24 -0.02,-137.04 -0.13,-137.54 57.13 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/23/2019
SNOs_Map_GOES-17_NPP_20190923.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/23/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service