Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 1 5.  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)
 01/06/2021   05:05:34   (  -0.25,-128.20) (  -0.83,-130.85)  301.50                80
 01/07/2021   04:47:35   (  -0.27,-128.19) (   0.27,-125.87)  264.93                80
 01/08/2021   17:03:46   (   0.24,-128.17) (   0.78,-130.46)  262.01                80
 01/09/2021   16:45:47   (   0.26,-128.15) (  -0.32,-125.48)  303.71                80
 01/11/2021   05:02:08   (  -0.23,-128.13) (  -0.67,-130.13)  227.70                80
 01/12/2021   04:44:07   (  -0.26,-128.11) (   0.38,-125.14)  338.05                80
 01/13/2021   17:00:20   (   0.23,-128.08) (   0.61,-129.74)  189.50                80
 01/14/2021   16:42:20   (   0.26,-128.06) (  -0.49,-124.76)  375.92                80
 01/16/2021   04:58:41   (  -0.23,-128.03) (  -0.56,-129.39)  156.18                80
 01/17/2021   04:40:41   (  -0.25,-128.01) (   0.55,-124.42)  409.55                80
 01/18/2021   16:56:53   (   0.22,-127.99) (   0.45,-129.02)  117.91                80