Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 2 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/06/2019   19:02:57   (   0.02,-127.88) (  -0.01,-127.78)   10.72                80
 02/08/2019   18:50:46   (   0.03,-127.94) (  -0.65,-124.83)  353.51                80
 02/09/2019   07:12:10   (  -0.03,-128.00) (  -0.47,-130.02)  230.08                80
 02/11/2019   06:57:19   (  -0.03,-128.06) (   0.18,-127.07)  111.96                80
 02/11/2019   19:18:33   (   0.03,-128.02) (   0.95,-132.22)  478.36                80
 02/13/2019   06:45:08   (  -0.02,-128.11) (   0.82,-124.12)  453.26                80
 02/13/2019   19:06:22   (   0.03,-128.07) (   0.31,-129.27)  137.19                80
 02/15/2019   18:56:51   (   0.02,-128.11) (  -0.34,-126.32)  203.24                80
 02/16/2019   07:18:16   (  -0.03,-128.17) (  -0.71,-131.52)  380.20                80
 02/18/2019   07:06:04   (  -0.03,-128.20) (  -0.12,-128.56)   40.67                80