Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 10 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/21/2021   08:27:35   (   0.23,-104.29) (   0.44,-105.12)   95.21                80
 10/22/2021   08:06:12   (   0.25,-104.28) (  -0.56,-100.59)  419.76                80
 10/23/2021   20:28:11   (  -0.22,-104.18) (  -0.58,-105.91)  196.56                80
 10/24/2021   20:12:07   (  -0.23,-104.19) (   0.41,-101.38)  320.63                80
 10/26/2021   08:33:59   (   0.20,-104.31) (   0.70,-106.67)  268.33                80
 10/27/2021   08:12:35   (   0.22,-104.30) (  -0.29,-102.14)  246.44                80
 10/28/2021   20:34:34   (  -0.18,-104.16) (  -0.90,-107.45)  374.41                80
 10/29/2021   20:18:30   (  -0.19,-104.17) (   0.10,-102.92)  142.63                80
 10/31/2021   08:40:21   (   0.16,-104.33) (   1.01,-108.21)  442.18                80
 11/01/2021   08:18:58   (   0.18,-104.31) (   0.02,-103.68)   72.82                80
 11/03/2021   20:22:12   (  -0.17,-104.15) (  -0.26,-104.44)   34.54                80