Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2020 9 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 09/19/2020   17:00:15   (   0.01,-128.27) (  -0.20,-127.26)  114.24                80
 09/21/2020   05:21:57   (  -0.03,-128.34) (  -0.81,-131.90)  405.99                80
 09/22/2020   04:58:37   (  -0.02,-128.35) (   0.28,-126.92)  162.57                80
 09/23/2020   17:20:09   (   0.04,-128.33) (   0.74,-131.52)  362.78                80
 09/24/2020   16:56:50   (   0.03,-128.35) (  -0.34,-126.54)  205.72                80
 09/26/2020   05:18:31   (  -0.04,-128.41) (  -0.66,-131.17)  315.21                80
 09/27/2020   04:55:13   (  -0.03,-128.42) (   0.48,-126.20)  252.87                80
 09/28/2020   17:16:44   (   0.05,-128.40) (   0.60,-130.79)  273.21                80
 09/29/2020   16:53:26   (   0.04,-128.41) (  -0.55,-125.82)  295.04                80
 10/01/2020   05:15:06   (  -0.05,-128.47) (  -0.51,-130.45)  225.87                80
 10/02/2020   04:51:47   (  -0.04,-128.48) (   0.64,-125.48)  342.03                80