Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 11 16.  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)
 11/18/2021   04:25:45   (   0.27,-128.40) (   0.29,-128.40)    1.36                80
 11/19/2021   16:40:07   (  -0.27,-128.40) (   0.61,-132.57)  473.16                80
 11/20/2021   16:20:53   (  -0.27,-128.39) (  -0.53,-127.29)  126.35                80
 11/22/2021   04:35:18   (   0.27,-128.35) (  -0.41,-131.46)  353.99                80
 11/23/2021   04:16:05   (   0.26,-128.33) (   0.73,-126.18)  245.10                80
 11/24/2021   16:30:26   (  -0.26,-128.33) (   0.17,-130.34)  228.99                80
 11/25/2021   16:11:13   (  -0.25,-128.31) (  -0.97,-125.06)  369.81                80
 11/27/2021   04:25:38   (   0.25,-128.26) (   0.04,-129.24)  111.27                80
 11/28/2021   04:06:25   (   0.24,-128.24) (   1.19,-123.96)  487.25                80
 11/29/2021   16:23:26   (  -0.24,-128.22) (  -0.29,-128.12)   12.56                80