Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 6 29.  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   19:00:16   (  -0.08,-127.91) (  -0.09,-127.82)    9.90                80
 07/02/2019   18:48:05   (  -0.08,-127.84) (  -0.74,-124.87)  337.99                80
 07/03/2019   07:12:08   (   0.06,-127.78) (  -0.40,-130.06)  258.30                80
 07/05/2019   06:57:18   (   0.07,-127.70) (   0.23,-127.10)   68.71                80
 07/07/2019   06:45:07   (   0.08,-127.62) (   0.83,-124.14)  395.19                80
 07/07/2019   19:09:01   (  -0.05,-127.63) (   0.31,-129.29)  189.00                80
 07/09/2019   18:54:11   (  -0.06,-127.55) (  -0.32,-126.34)  137.25                80
 07/10/2019   07:18:15   (   0.03,-127.49) (  -0.83,-131.53)  458.60                80
 07/11/2019   18:42:01   (  -0.06,-127.46) (  -0.93,-123.39)  463.04                80
 07/12/2019   07:06:05   (   0.03,-127.41) (  -0.22,-128.57)  133.02                80