Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 11 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/03/2021   20:22:12   (  -0.17,-104.17) (  -0.23,-104.45)   31.16                80
 11/04/2021   20:06:09   (  -0.18,-104.18) (   0.77, -99.92)  486.38                80
 11/06/2021   08:28:00   (   0.16,-104.35) (   0.33,-105.21)   97.61                80
 11/07/2021   08:06:36   (   0.18,-104.33) (  -0.67,-100.68)  417.49                80
 11/08/2021   20:28:34   (  -0.15,-104.16) (  -0.57,-105.97)  207.44                80
 11/09/2021   20:12:30   (  -0.16,-104.17) (   0.44,-101.44)  309.67                80
 11/11/2021   08:34:21   (   0.12,-104.36) (   0.66,-106.74)  270.72                80
 11/12/2021   08:12:58   (   0.14,-104.35) (  -0.35,-102.21)  244.65                80
 11/13/2021   20:34:55   (  -0.11,-104.15) (  -0.89,-107.51)  383.28                80
 11/14/2021   20:18:52   (  -0.12,-104.16) (   0.12,-102.98)  134.41                80
 11/16/2021   08:40:43   (   0.09,-104.40) (   0.97,-108.27)  441.48                80