Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 10 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/02/2021   20:21:38   (  -0.31,-104.23) (  -0.32,-104.35)   14.21                80
 10/05/2021   08:27:22   (   0.30,-104.23) (   0.47,-105.09)   97.44                80
 10/06/2021   08:05:57   (   0.31,-104.22) (  -0.54,-100.56)  417.93                80
 10/07/2021   20:27:53   (  -0.29,-104.21) (  -0.67,-105.86)  188.16                80
 10/08/2021   20:11:49   (  -0.30,-104.22) (   0.34,-101.33)  329.52                80
 10/10/2021   08:33:37   (   0.28,-104.25) (   0.82,-106.60)  267.92                80
 10/11/2021   08:12:13   (   0.29,-104.23) (  -0.19,-102.06)  247.03                80
 10/12/2021   20:34:09   (  -0.26,-104.18) (  -1.01,-107.36)  364.07                80
 10/13/2021   20:18:05   (  -0.27,-104.18) (   0.01,-102.83)  153.30                80
 10/15/2021   08:39:54   (   0.24,-104.25) (   1.10,-108.12)  439.97                80