Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2020 9 19.  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)
 09/20/2020   06:10:10   (  -0.05,-128.32) (  -0.28,-129.34)  116.26                80
 09/21/2020   05:46:51   (  -0.04,-128.34) (   0.87,-124.35)  454.68                80
 09/22/2020   18:08:20   (   0.06,-128.32) (   0.19,-128.90)   66.36                80
 09/25/2020   06:06:41   (  -0.06,-128.40) (  -0.06,-128.51)   12.26                80
 09/27/2020   18:02:11   (   0.07,-128.38) (  -0.02,-128.07)   36.63                80
 09/29/2020   06:23:50   (  -0.08,-128.45) (  -1.05,-132.65)  479.69                80
 09/30/2020   06:00:30   (  -0.07,-128.46) (   0.10,-127.66)   90.59                80
 10/01/2020   18:22:01   (   0.08,-128.43) (   0.91,-132.22)  431.83                80
 10/02/2020   17:58:40   (   0.08,-128.44) (  -0.18,-127.22)  138.39                80