Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 6 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/30/2019   19:02:13   (  -0.07,-127.91) (  -0.08,-127.82)    9.86                37
 07/02/2019   18:48:05   (  -0.08,-127.84) (  -0.72,-124.87)  337.76                80
 07/03/2019   07:12:09   (   0.06,-127.78) (  -0.42,-130.05)  258.54                80
 07/05/2019   06:57:18   (   0.07,-127.70) (   0.18,-127.09)   68.19                80
 07/07/2019   06:45:08   (   0.08,-127.62) (   0.81,-124.14)  394.44                80
 07/07/2019   19:09:03   (  -0.05,-127.63) (   0.28,-129.30)  189.85                80
 07/09/2019   18:54:13   (  -0.06,-127.55) (  -0.31,-126.35)  136.06                80
 07/10/2019   07:18:17   (   0.03,-127.49) (  -0.85,-131.53)  459.90                80
 07/11/2019   18:42:05   (  -0.06,-127.46) (  -0.93,-123.40)  461.45                80
 07/12/2019   07:06:08   (   0.03,-127.40) (  -0.23,-128.59)  134.74                80