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: 9/6/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/07/2021 10:34:13 0.04,-137.20 -0.04,-136.93 31.79 80
2 09/09/2021 22:34:46 -0.04,-137.20 -0.14,-137.70 56.52 80
3 09/10/2021 22:18:42 -0.04,-137.20 0.86,-133.17 459.63 80
4 09/12/2021 10:37:50 0.04,-137.20 0.32,-138.44 141.60 80
5 09/13/2021 10:21:46 0.04,-137.19 -0.68,-133.90 373.84 80
6 09/14/2021 22:41:03 -0.03,-137.17 -0.49,-139.21 232.83 80
7 09/15/2021 22:24:58 -0.03,-137.16 0.51,-134.68 282.15 80
8 09/17/2021 10:44:07 0.02,-137.14 0.67,-139.95 320.56 80
9 09/18/2021 10:28:03 0.01,-137.13 -0.39,-135.43 194.31 80
10 09/19/2021 22:47:20 -0.01,-137.11 -0.84,-140.72 412.79 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/6/2021
SNOs_Map_GOES-17_NPP_20210907.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/06/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP