Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 3 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)
 03/29/2019   20:35:40   (  -0.11,-104.32) (  -0.78,-107.26)  334.88                80
 03/30/2019   20:14:15   (  -0.11,-104.32) (   0.23,-102.72)  181.42                80
 04/01/2019   08:36:02   (   0.11,-104.40) (   0.90,-108.00)  409.58                80
 04/02/2019   08:19:57   (   0.12,-104.41) (  -0.11,-103.46)  107.90                80
 04/04/2019   20:20:27   (  -0.12,-104.34) (  -0.08,-104.22)   13.22                80
 04/07/2019   08:23:27   (   0.12,-104.41) (   0.26,-104.95)   62.09                80
 04/08/2019   08:07:22   (   0.12,-104.42) (  -0.75,-100.42)  455.35                80
 04/09/2019   20:29:17   (  -0.12,-104.35) (  -0.44,-105.71)  155.41                80
 04/10/2019   20:07:52   (  -0.12,-104.35) (   0.57,-101.18)  360.68                80
 04/12/2019   08:29:39   (   0.12,-104.40) (   0.56,-106.45)  233.66                80