Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 9 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)
 09/29/2019   18:44:25   (  -0.30,-127.64) (  -1.23,-123.44)  478.26                80
 09/30/2019   07:05:49   (   0.32,-127.60) (   0.11,-128.63)  117.19                80
 10/02/2019   06:50:57   (   0.31,-127.52) (   0.69,-125.67)  210.18                80
 10/02/2019   19:12:12   (  -0.32,-127.51) (   0.37,-130.83)  376.65                80
 10/04/2019   19:00:01   (  -0.31,-127.43) (  -0.22,-127.87)   49.70                80
 10/06/2019   18:50:29   (  -0.31,-127.34) (  -0.81,-124.91)  276.80                80
 10/07/2019   07:11:52   (   0.31,-127.31) (  -0.31,-130.10)  317.85                80
 10/09/2019   06:59:41   (   0.31,-127.21) (   0.35,-127.15)    8.90                80
 10/11/2019   06:44:50   (   0.30,-127.12) (   0.95,-124.19)  334.21                80
 10/11/2019   19:06:04   (  -0.31,-127.11) (   0.18,-129.34)  253.80                80