Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 10 20.  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)
 10/21/2021   06:16:51   (   0.35,-128.28) (  -0.29,-131.10)  321.85                80
 10/22/2021   05:56:13   (   0.34,-128.30) (   0.84,-126.11)  249.40                80
 10/23/2021   18:12:25   (  -0.34,-128.33) (   0.18,-130.67)  267.04                80
 10/24/2021   17:54:26   (  -0.34,-128.34) (  -0.95,-125.68)  303.89                80
 10/26/2021   06:13:27   (   0.34,-128.36) (  -0.12,-130.26)  217.90                80
 10/27/2021   05:52:48   (   0.33,-128.37) (   1.02,-125.28)  352.57                80
 10/28/2021   18:09:00   (  -0.33,-128.39) (   0.02,-129.83)  165.19                80
 10/29/2021   17:51:02   (  -0.32,-128.40) (  -1.12,-124.84)  405.04                80
 10/31/2021   06:10:02   (   0.32,-128.41) (   0.07,-129.43)  117.27                80
 11/01/2021   05:46:44   (   0.32,-128.41) (   1.21,-124.44)  452.63                80
 11/02/2021   18:05:37   (  -0.32,-128.43) (  -0.22,-129.01)   66.13                80