Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 10 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/06/2021   08:05:57   (   0.31,-104.23) (  -0.52,-100.55)  418.80                80
 10/07/2021   20:27:53   (  -0.29,-104.22) (  -0.69,-105.85)  187.05                80
 10/08/2021   20:11:49   (  -0.30,-104.23) (   0.32,-101.32)  330.89                80
 10/10/2021   08:33:38   (   0.28,-104.27) (   0.79,-106.60)  266.11                80
 10/11/2021   08:12:14   (   0.29,-104.25) (  -0.22,-102.07)  249.09                80
 10/12/2021   20:34:10   (  -0.26,-104.20) (  -0.98,-107.37)  361.76                80
 10/13/2021   20:18:05   (  -0.27,-104.20) (   0.04,-102.84)  155.79                80
 10/15/2021   08:39:54   (   0.24,-104.28) (   1.13,-108.11)  437.03                80
 10/16/2021   08:18:29   (   0.26,-104.27) (   0.12,-103.58)   78.53                80
 10/18/2021   20:21:41   (  -0.24,-104.20) (  -0.29,-104.34)   17.39                80