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: 8/16/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/16/2021 10:46:32 0.05,-137.20 0.68,-139.92 310.68 80
2 08/17/2021 10:25:08 0.04,-137.20 -0.37,-135.40 204.96 80
3 08/18/2021 22:47:05 -0.04,-137.18 -0.82,-140.71 401.60 80
4 08/19/2021 22:31:01 -0.04,-137.17 0.17,-136.17 113.77 80
5 08/21/2021 10:50:10 0.03,-137.17 0.96,-141.45 487.78 80
6 08/22/2021 10:34:06 0.02,-137.16 -0.03,-136.92 27.37 80
7 08/24/2021 22:34:39 -0.01,-137.13 -0.16,-137.69 64.39 80
8 08/25/2021 22:18:35 -0.02,-137.12 0.89,-133.17 450.90 80
9 08/27/2021 10:37:44 0.02,-137.11 0.29,-138.44 150.96 80
10 08/28/2021 10:21:39 0.02,-137.10 -0.70,-133.90 363.84 80
11 08/29/2021 22:40:56 -0.01,-137.06 -0.48,-139.21 244.37 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/16/2021
SNOs_Map_GOES-17_NPP_20210816.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/16/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP