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: 8/11/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/11/2021 10:40:15 0.04,-137.20 0.30,-138.42 138.38 80
2 08/12/2021 10:18:50 0.04,-137.20 -0.69,-133.88 377.59 80
3 08/13/2021 22:40:48 -0.04,-137.19 -0.50,-139.19 227.80 80
4 08/14/2021 22:24:44 -0.04,-137.18 0.55,-134.67 287.70 80
5 08/16/2021 10:46:32 0.04,-137.17 0.64,-139.93 314.74 80
6 08/17/2021 10:25:08 0.03,-137.16 -0.35,-135.40 200.05 80
7 08/18/2021 22:47:05 -0.02,-137.13 -0.84,-140.70 407.30 80
8 08/19/2021 22:31:02 -0.00,-137.12 0.21,-136.18 106.76 80
9 08/21/2021 10:50:10 -0.01,-137.09 0.98,-141.45 496.89 80
10 08/22/2021 10:34:07 -0.01,-137.08 -0.07,-136.93 17.87 80
11 08/24/2021 22:34:39 0.00,-137.03 -0.12,-137.70 75.54 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/11/2021
SNOs_Map_GOES-17_NPP_20210811.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/11/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP