Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2020 10 21.  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)
 10/21/2020   18:08:20   (   0.15,-128.29) (   0.28,-128.87)   66.44                80
 10/24/2020   06:04:03   (  -0.16,-128.28) (  -0.18,-128.48)   21.91                80
 10/26/2020   18:02:17   (   0.17,-128.20) (   0.14,-128.04)   18.39                80
 10/29/2020   06:00:40   (  -0.17,-128.19) (  -0.02,-127.64)   62.73                80
 10/30/2020   18:22:12   (   0.18,-128.12) (   1.11,-132.19)  464.55                80
 10/31/2020   17:58:54   (   0.18,-128.10) (  -0.02,-127.20)  101.92                80
 11/02/2020   06:17:54   (  -0.18,-128.10) (  -1.04,-131.79)  421.59                80
 11/03/2020   05:59:55   (  -0.18,-128.07) (   0.09,-126.80)  144.66                80