Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 8 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)
 08/16/2021   18:22:11   (  -0.00,-128.16) (   0.92,-132.28)  469.45                80
 08/17/2021   17:58:52   (  -0.02,-128.18) (  -0.23,-127.29)  100.70                80
 08/19/2021   06:20:30   (  -0.01,-128.27) (  -0.84,-131.88)  412.37                80
 08/20/2021   05:57:11   (   0.02,-128.27) (   0.30,-126.89)  156.90                80
 08/21/2021   18:18:41   (   0.02,-128.21) (   0.75,-131.44)  369.04                80
 08/22/2021   17:55:22   (  -0.01,-128.22) (  -0.39,-126.45)  200.78                80
 08/24/2021   06:17:01   (  -0.02,-128.31) (  -0.63,-131.05)  311.99                80
 08/25/2021   05:53:41   (   0.01,-128.32) (   0.51,-126.06)  257.24                80
 08/26/2021   18:15:11   (   0.03,-128.25) (   0.58,-130.60)  269.11                80
 08/27/2021   17:51:51   (   0.00,-128.26) (  -0.57,-125.62)  300.49                80
 08/29/2021   06:13:30   (  -0.04,-128.35) (  -0.47,-130.21)  212.53                80