Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 11 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/19/2021   20:22:32   (  -0.11,-104.17) (  -0.16,-104.49)   36.75                80
 11/20/2021   20:06:25   (  -0.12,-104.18) (   0.80, -99.95)  481.24                80
 11/22/2021   08:28:14   (   0.09,-104.41) (   0.26,-105.24)   94.25                80
 11/23/2021   08:06:47   (   0.11,-104.40) (  -0.70,-100.69)  421.68                80
 11/24/2021   20:28:41   (  -0.08,-104.15) (  -0.51,-105.99)  209.79                80
 11/25/2021   20:12:36   (  -0.09,-104.16) (   0.51,-101.46)  307.94                80
 11/27/2021   08:34:24   (   0.06,-104.43) (   0.55,-106.75)  264.31                80
 11/28/2021   08:12:58   (   0.08,-104.42) (  -0.41,-102.21)  251.84                80
 11/29/2021   20:34:52   (  -0.05,-104.14) (  -0.79,-107.50)  382.47                80
 11/30/2021   20:18:47   (  -0.06,-104.15) (   0.23,-102.97)  135.32                80
 12/02/2021   08:40:34   (   0.04,-104.44) (   0.89,-108.25)  434.01                80