Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 1 30.  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)
 02/01/2019   06:07:42   (   0.01,-127.72) (  -0.34,-129.34)  183.80                80
 02/02/2019   05:44:23   (   0.01,-127.75) (   0.79,-124.35)  388.82                80
 02/03/2019   18:03:16   (  -0.00,-127.79) (   0.26,-128.90)  126.86                80
 02/04/2019   17:45:17   (  -0.00,-127.83) (  -0.86,-123.91)  446.27                80
 02/06/2019   06:04:19   (  -0.01,-127.90) (  -0.16,-128.50)   68.84                80
 02/08/2019   17:59:53   (   0.02,-127.96) (   0.03,-128.08)   13.31                80
 02/11/2019   05:58:16   (  -0.02,-128.07) (   0.08,-127.69)   43.97                80
 02/12/2019   18:17:08   (   0.02,-128.08) (   0.98,-132.24)  474.99                80