Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 6 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/26/2019   07:06:05   (   0.09,-128.00) (  -0.06,-128.58)   66.81                80
 06/28/2019   06:51:13   (   0.10,-127.94) (   0.58,-125.63)  263.04                80
 06/28/2019   19:15:07   (  -0.07,-127.97) (   0.52,-130.78)  319.85                80
 06/30/2019   19:02:54   (  -0.07,-127.90) (  -0.07,-127.81)    9.57                80
 07/02/2019   18:48:02   (  -0.08,-127.82) (  -0.71,-124.86)  337.15                80
 07/03/2019   07:12:05   (   0.06,-127.76) (  -0.45,-130.04)  259.13                80
 07/05/2019   06:57:13   (   0.07,-127.68) (   0.20,-127.08)   67.95                80
 07/07/2019   06:45:00   (   0.08,-127.59) (   0.79,-124.11)  394.82                80
 07/07/2019   19:08:55   (  -0.05,-127.61) (   0.32,-129.27)  189.32                80
 07/09/2019   18:54:03   (  -0.06,-127.52) (  -0.33,-126.31)  137.46                80