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: 4/18/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/19/2020 10:18:05 -0.02,-137.19 -0.79,-133.80 386.12 80
2 04/20/2020 22:40:01 0.02,-137.19 -0.40,-139.10 218.12 80
3 04/21/2020 22:23:56 0.02,-137.18 0.62,-134.57 298.12 80
4 04/23/2020 10:45:44 -0.02,-137.18 0.58,-139.84 303.02 80
5 04/24/2020 10:24:19 -0.02,-137.17 -0.44,-135.31 212.63 80
6 04/25/2020 22:46:16 0.02,-137.16 -0.75,-140.61 393.17 80
7 04/26/2020 22:30:11 0.02,-137.15 0.28,-136.08 122.09 80
8 04/28/2020 10:51:58 -0.01,-137.13 0.92,-141.34 480.51 80
9 04/29/2020 10:30:34 -0.01,-137.11 -0.10,-136.81 34.19 80
10 05/01/2020 22:33:45 0.00,-137.06 -0.12,-137.57 59.07 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/18/2020
SNOs_Map_GOES-17_NPP_20200419.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/18/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service