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: 4/11/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/11/2021 10:23:58 -0.03,-137.19 -0.45,-135.24 222.10 80
2 04/12/2021 22:45:54 0.03,-137.19 -0.71,-140.55 382.68 80
3 04/13/2021 22:29:49 0.03,-137.18 0.28,-136.01 132.89 80
4 04/15/2021 10:51:36 -0.03,-137.15 0.87,-141.28 469.67 80
5 04/16/2021 10:30:11 -0.03,-137.14 -0.12,-136.74 45.32 80
6 04/18/2021 22:33:22 0.03,-137.10 -0.05,-137.51 46.43 80
7 04/19/2021 22:17:16 0.02,-137.08 0.94,-132.97 468.06 80
8 04/21/2021 10:39:02 -0.02,-137.04 0.27,-138.23 136.07 80
9 04/22/2021 10:17:38 -0.02,-137.01 -0.78,-133.70 378.01 80
10 04/23/2021 22:39:33 0.01,-136.98 -0.44,-139.00 229.77 80
11 04/24/2021 22:23:28 0.01,-136.95 0.56,-134.46 284.02 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/11/2021
SNOs_Map_GOES-17_NPP_20210411.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/11/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP