Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 1 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 01/03/2018   12:39:10   (  -0.08,-135.13) (  -0.30,-134.12)  114.21                80
 01/04/2018   12:27:40   (  -0.08,-135.10) (  -0.95,-131.32)  431.41                80
 01/06/2018   01:00:46   (   0.08,-135.01) (  -0.87,-139.26)  483.68                80
 01/07/2018   00:49:14   (   0.08,-134.98) (  -0.27,-136.44)  166.69                80
 01/08/2018   00:35:04   (   0.08,-134.95) (   0.40,-133.64)  150.27                80
 01/09/2018   00:23:32   (   0.08,-134.92) (   1.01,-130.82)  467.15                80
 01/10/2018   12:56:21   (  -0.08,-134.91) (   0.81,-138.69)  431.85                80
 01/11/2018   12:44:50   (  -0.08,-134.87) (   0.16,-135.88)  115.13                80
 01/12/2018   12:36:00   (  -0.07,-134.84) (  -0.50,-133.08)  201.43                80
 01/15/2018   00:57:33   (   0.07,-134.71) (  -0.73,-138.19)  396.99                80
 01/16/2018   00:46:01   (   0.06,-134.67) (  -0.11,-135.38)   80.97                80