Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 4 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/17/2019   05:41:22   (   0.05,-127.58) (  -0.18,-128.55)  110.11                80
 04/18/2019   05:23:20   (   0.05,-127.54) (   0.93,-123.55)  455.12                80
 04/19/2019   17:39:26   (  -0.05,-127.47) (   0.11,-128.11)   72.62                80
 04/20/2019   17:21:24   (  -0.05,-127.43) (  -1.01,-123.11)  492.35                80
 04/22/2019   05:37:40   (   0.06,-127.38) (   0.01,-127.71)   37.91                80
 04/24/2019   17:38:24   (  -0.07,-127.25) (  -0.08,-127.27)    2.45                80
 04/27/2019   05:36:37   (   0.08,-127.15) (   0.15,-126.87)   31.65                80
 04/28/2019   17:52:43   (  -0.09,-127.06) (   0.90,-131.43)  497.52                80
 04/29/2019   17:34:41   (  -0.09,-127.02) (  -0.22,-126.43)   66.66                80