Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 5 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/01/2019   19:34:06   (   0.01,-137.20) (  -0.32,-135.63)  177.84                80
 06/02/2019   07:55:29   (  -0.01,-137.19) (  -0.79,-140.82)  413.46                80
 06/04/2019   07:43:17   (  -0.01,-137.18) (  -0.17,-137.86)   77.83                80
 06/06/2019   07:28:25   (  -0.00,-137.17) (   0.45,-134.91)  256.67                80
 06/06/2019   19:49:41   (   0.00,-137.17) (   0.60,-140.07)  329.49                80
 06/08/2019   19:40:09   (  -0.02,-137.15) (  -0.03,-137.11)    4.17                80
 06/10/2019   19:27:57   (  -0.02,-137.12) (  -0.66,-134.15)  337.57                80
 06/11/2019   07:49:21   (   0.02,-137.11) (  -0.45,-139.34)  253.86                80
 06/13/2019   07:34:29   (   0.02,-137.08) (   0.19,-136.39)   79.30                80