Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 9 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 09/12/2018   15:47:02   (   0.02,-135.35) (   0.02,-135.35)    0.00                 0
 09/14/2018   01:12:13   (  -0.24,-135.30) (  -0.24,-135.30)    0.00                 0
 09/15/2018   15:54:36   (  -0.01,-135.44) (  -0.01,-135.44)    0.00                 0
 09/16/2018   15:35:47   (   0.02,-135.47) (   0.02,-135.47)    0.00                 0
 09/17/2018   16:12:31   (  -0.05,-135.49) (  -0.05,-135.49)    0.00                 0
 09/18/2018   20:37:57   (  -0.36,-135.48) (  -0.36,-135.48)    0.00                 0
 09/19/2018   14:55:42   (   0.06,-135.54) (   0.06,-135.54)    0.00                 0
 09/21/2018   15:23:13   (   0.00,-135.58) (   0.00,-135.58)    0.00                 0
 09/22/2018   01:05:15   (  -0.20,-135.50) (  -0.20,-135.50)    0.00                 0
 09/23/2018   23:33:16   (  -0.29,-135.55) (  -0.29,-135.55)    0.00                 0
 09/25/2018   01:08:33   (  -0.18,-135.56) (  -0.18,-135.56)    0.00                 0
 09/25/2018   18:13:35   (  -0.26,-135.64) (  -0.26,-135.64)    0.00                 0