Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 8 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 08/21/2020   18:14:50   (  -0.01,-127.83) (   0.81,-131.39)  407.20                80
 08/22/2020   17:56:50   (  -0.02,-127.79) (  -0.33,-126.40)  158.09                80
 08/24/2020   06:15:50   (   0.01,-127.74) (  -0.71,-131.00)  370.66                80
 08/25/2020   05:52:29   (   0.02,-127.70) (   0.38,-125.99)  193.95                80
 08/26/2020   18:11:19   (  -0.01,-127.62) (   0.66,-130.55)  333.63                80
 08/27/2020   17:53:20   (  -0.01,-127.58) (  -0.48,-125.56)  230.98                80
 08/29/2020   06:12:19   (   0.00,-127.53) (  -0.56,-130.15)  298.49                80
 08/30/2020   05:48:59   (   0.01,-127.48) (   0.53,-125.15)  265.56                80
 08/31/2020   18:07:49   (  -0.01,-127.40) (   0.50,-129.70)  262.83                80
 09/01/2020   17:49:49   (  -0.01,-127.35) (  -0.58,-124.70)  301.51                80
 09/03/2020   06:08:48   (   0.01,-127.30) (  -0.46,-129.29)  227.82                80