Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 10 16.  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)
 10/17/2021   05:59:36   (   0.34,-128.19) (   0.63,-126.94)  143.06                80
 10/18/2021   18:15:48   (  -0.35,-128.23) (   0.38,-131.50)  372.83                80
 10/19/2021   17:57:50   (  -0.34,-128.25) (  -0.75,-126.51)  198.97                80
 10/21/2021   06:16:51   (   0.35,-128.29) (  -0.28,-131.10)  321.03                80
 10/22/2021   05:56:13   (   0.34,-128.31) (   0.86,-126.11)  250.37                80
 10/23/2021   18:12:25   (  -0.34,-128.33) (   0.17,-130.67)  266.58                80
 10/24/2021   17:54:26   (  -0.34,-128.35) (  -0.91,-125.67)  304.52                80
 10/26/2021   06:13:27   (   0.34,-128.37) (  -0.11,-130.27)  216.28                80
 10/27/2021   05:52:48   (   0.33,-128.39) (   1.03,-125.28)  354.32                80
 10/28/2021   18:09:01   (  -0.33,-128.40) (   0.01,-129.83)  163.95                80
 10/29/2021   17:51:02   (  -0.32,-128.41) (  -1.13,-124.85)  406.43                80