Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/17/2020   20:20:16   (   0.01,-104.05) (  -0.01,-104.21)   17.53                80
 01/18/2020   20:04:11   (   0.00,-104.06) (   1.00, -99.68)  499.75                80
 01/20/2020   08:25:58   (  -0.00,-104.32) (   0.13,-104.95)   71.96                80
 01/21/2020   08:04:33   (   0.00,-104.32) (  -0.88,-100.42)  445.06                80
 01/22/2020   20:26:26   (  -0.01,-104.07) (  -0.40,-105.70)  186.51                80
 01/23/2020   20:10:20   (  -0.01,-104.07) (   0.61,-101.16)  330.73                80
 01/25/2020   08:29:29   (   0.01,-104.33) (   0.46,-106.45)  240.71                80
 01/26/2020   08:10:43   (   0.01,-104.34) (  -0.55,-101.92)  276.50                80
 01/27/2020   20:35:17   (  -0.01,-104.09) (  -0.72,-107.19)  354.69                80
 01/28/2020   20:13:51   (  -0.01,-104.09) (   0.29,-102.66)  162.64                80