Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 11 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/01/2021   08:18:58   (   0.18,-104.31) (   0.01,-103.67)   73.64                80
 11/03/2021   20:22:12   (  -0.17,-104.17) (  -0.26,-104.44)   31.70                80
 11/04/2021   20:06:09   (  -0.18,-104.18) (   0.80, -99.92)  485.86                80
 11/06/2021   08:27:59   (   0.16,-104.34) (   0.36,-105.20)   98.38                80
 11/07/2021   08:06:36   (   0.18,-104.33) (  -0.64,-100.67)  416.54                80
 11/08/2021   20:28:34   (  -0.14,-104.15) (  -0.54,-105.98)  208.63                80
 11/09/2021   20:12:31   (  -0.16,-104.15) (   0.46,-101.45)  308.33                80
 11/11/2021   08:34:22   (   0.12,-104.35) (   0.64,-106.74)  272.31                80
 11/12/2021   08:12:58   (   0.14,-104.34) (  -0.31,-102.20)  242.92                80
 11/13/2021   20:34:56   (  -0.11,-104.13) (  -0.86,-107.51)  385.30                80
 11/14/2021   20:18:52   (  -0.12,-104.14) (   0.14,-102.98)  132.20                80