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: 10/2/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/03/2021 10:44:12 0.04,-137.21 0.64,-139.95 311.23 80
2 10/04/2021 10:28:08 0.04,-137.21 -0.37,-135.41 205.24 80
3 10/05/2021 22:47:24 -0.03,-137.21 -0.84,-140.71 399.30 80
4 10/06/2021 22:31:19 -0.03,-137.21 0.17,-136.18 116.95 80
5 10/08/2021 10:50:28 0.03,-137.20 0.99,-141.45 484.46 80
6 10/09/2021 10:34:23 0.03,-137.19 -0.02,-136.92 31.13 80
7 10/11/2021 22:34:55 -0.03,-137.16 -0.17,-137.68 60.20 80
8 10/12/2021 22:18:51 -0.03,-137.15 0.84,-133.15 454.65 80
9 10/14/2021 10:37:59 0.02,-137.12 0.33,-138.42 148.69 80
10 10/15/2021 10:21:54 0.02,-137.10 -0.69,-133.89 365.93 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/2/2021
SNOs_Map_GOES-17_NPP_20211003.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/02/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP