Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 6 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/28/2019   06:51:13   (   0.10,-127.95) (   0.60,-125.63)  263.37                80
 06/28/2019   19:15:08   (  -0.07,-127.97) (   0.51,-130.79)  319.55                80
 06/30/2019   19:02:55   (  -0.07,-127.90) (  -0.07,-127.82)    9.71                80
 07/02/2019   18:48:03   (  -0.08,-127.83) (  -0.71,-124.86)  337.53                80
 07/03/2019   07:12:07   (   0.06,-127.77) (  -0.41,-130.05)  258.72                80
 07/05/2019   06:57:15   (   0.07,-127.69) (   0.22,-127.09)   68.39                80
 07/07/2019   06:45:02   (   0.08,-127.60) (   0.79,-124.12)  395.13                80
 07/07/2019   19:08:56   (  -0.05,-127.61) (   0.32,-129.27)  189.02                80
 07/09/2019   18:54:04   (  -0.06,-127.53) (  -0.30,-126.31)  137.68                80
 07/10/2019   07:18:08   (   0.03,-127.47) (  -0.82,-131.50)  458.03                80
 07/11/2019   18:41:53   (  -0.07,-127.44) (  -0.91,-123.35)  463.99                80