Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 7 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/17/2018   05:02:36   (  81.84, 172.02) (  81.84, 172.03)    0.07                 1
 07/19/2018   03:11:21   (  81.84,-160.18) (  81.84,-160.17)    0.07                 1
 07/20/2018   03:54:37   (  81.84,-170.98) (  81.84,-170.98)    0.07                 1
 07/21/2018   04:37:52   (  81.84, 178.20) (  81.84, 178.21)    0.07                 1
 07/22/2018   05:21:08   (  81.84, 167.38) (  81.84, 167.38)    0.07                 1
 07/23/2018   07:43:16   (  81.84, 131.85) (  81.84, 131.86)    0.07                 1
 07/24/2018   10:05:25   (  81.84,  96.31) (  81.84,  96.32)    0.07                 1
 07/25/2018   12:27:33   (  81.84,  60.76) (  81.84,  60.77)    0.07                 1
 07/26/2018   16:28:35   (  81.84,   0.50) (  81.84,   0.51)    0.07                 1
 07/27/2018   22:08:29   (  81.84, -84.46) (  81.84, -84.46)    0.07                 1
 07/29/2018   03:48:23   (  81.84,-169.44) (  81.84,-169.44)    0.07                 1
 07/30/2018   11:07:11   (  81.84,  80.86) (  81.84,  80.87)    0.07                 1