Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 8 29.  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)
 08/29/2021   06:10:54   (   0.21,-128.28) (  -0.24,-130.26)  225.22                80
 08/30/2021   05:52:54   (   0.19,-128.28) (   0.85,-125.26)  344.27                80
 08/31/2021   18:09:05   (  -0.22,-128.24) (   0.11,-129.83)  180.99                80
 09/01/2021   17:51:05   (  -0.20,-128.23) (  -0.98,-124.83)  388.44                80
 09/03/2021   06:07:25   (   0.23,-128.26) (  -0.00,-129.43)  133.04                80
 09/04/2021   05:49:24   (   0.21,-128.25) (   1.09,-124.43)  435.68                80
 09/05/2021   18:05:35   (  -0.25,-128.19) (  -0.08,-128.99)   90.79                80
 09/06/2021   17:47:34   (  -0.23,-128.18) (  -1.18,-123.99)  477.98                80
 09/08/2021   06:03:55   (   0.26,-128.21) (   0.18,-128.60)   43.84                80
 09/10/2021   18:04:44   (  -0.28,-128.13) (  -0.28,-128.16)    3.59                80