Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2019 12 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 12/15/2019   06:14:14   (   0.13,-127.99) (  -0.41,-130.50)  285.85                80
 12/16/2019   05:50:43   (   0.14,-127.96) (   0.67,-125.45)  284.80                80
 12/17/2019   18:11:56   (  -0.12,-127.90) (   0.34,-129.93)  231.83                80
 12/18/2019   17:49:16   (  -0.13,-127.87) (  -0.81,-124.90)  338.91                30
 12/20/2019   06:09:48   (   0.11,-127.81) (  -0.26,-129.40)  182.02                80
 12/21/2019   05:46:18   (   0.12,-127.77) (   0.89,-124.37)  388.19                80
 12/22/2019   18:04:51   (  -0.11,-127.71) (   0.12,-128.85)  129.29                80
 12/23/2019   17:46:39   (  -0.11,-127.67) (  -0.97,-123.80)  440.93                80
 12/25/2019   06:05:23   (   0.10,-127.61) (  -0.05,-128.32)   80.76                80
 12/26/2019   05:41:51   (   0.11,-127.56) (   1.04,-123.27)  488.90                80