Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 7 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/16/2019   19:02:51   (  -0.02,-127.84) (  -0.02,-127.80)    4.19                80
 07/18/2019   18:48:01   (  -0.03,-127.90) (  -0.70,-124.86)  346.87                80
 07/19/2019   07:12:05   (  -0.00,-127.92) (  -0.43,-130.04)  241.33                80
 07/21/2019   06:57:15   (   0.01,-127.98) (   0.23,-127.10)  100.91                80
 07/21/2019   19:21:10   (   0.02,-128.00) (   0.92,-132.25)  483.26                80
 07/23/2019   06:45:05   (   0.02,-128.04) (   0.87,-124.15)  442.77                80
 07/23/2019   19:09:00   (   0.01,-128.06) (   0.28,-129.30)  141.38                80
 07/25/2019   18:54:11   (   0.00,-128.11) (  -0.40,-126.36)  199.85                80
 07/26/2019   07:18:15   (  -0.04,-128.13) (  -0.74,-131.55)  387.99                80
 07/28/2019   07:06:05   (  -0.04,-128.17) (  -0.14,-128.59)   47.96                80