Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 10 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/29/2021   20:18:30   (  -0.20,-104.17) (   0.08,-102.91)  143.83                80
 10/31/2021   08:40:21   (   0.17,-104.32) (   1.02,-108.20)  441.95                80
 11/01/2021   08:18:58   (   0.18,-104.31) (   0.03,-103.67)   73.12                80
 11/03/2021   20:22:12   (  -0.17,-104.16) (  -0.21,-104.45)   32.72                80
 11/04/2021   20:06:09   (  -0.18,-104.17) (   0.79, -99.92)  484.62                80
 11/06/2021   08:27:59   (   0.16,-104.33) (   0.37,-105.20)   99.77                80
 11/07/2021   08:06:36   (   0.17,-104.31) (  -0.63,-100.67)  414.98                80
 11/08/2021   20:28:34   (  -0.14,-104.13) (  -0.55,-105.98)  210.60                80
 11/09/2021   20:12:31   (  -0.15,-104.14) (   0.46,-101.45)  306.19                80
 11/11/2021   08:34:22   (   0.12,-104.33) (   0.64,-106.74)  274.57                80