Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 1 27.  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)
 01/28/2021   16:52:40   (   0.18,-127.68) (   0.13,-127.58)   12.55                80
 01/31/2021   04:50:59   (  -0.17,-127.56) (  -0.10,-127.22)   38.35                80
 02/01/2021   17:07:12   (   0.13,-127.53) (   1.09,-131.83)  490.08                80
 02/02/2021   16:49:11   (   0.16,-127.49) (   0.04,-126.84)   73.20                80
 02/04/2021   05:05:33   (  -0.12,-127.40) (  -1.00,-131.49)  465.73                80
 02/05/2021   04:47:32   (  -0.14,-127.35) (   0.05,-126.50)   97.36                80
 02/06/2021   17:03:44   (   0.10,-127.31) (   0.94,-131.11)  432.03                80
 02/07/2021   16:45:44   (   0.13,-127.27) (  -0.11,-126.12)  130.43                80
 02/09/2021   05:02:04   (  -0.08,-127.16) (  -0.90,-130.75)  409.89                80