Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 1 21.  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)
 01/21/2021   04:55:14   (  -0.21,-127.90) (  -0.37,-128.68)   88.05                80
 01/22/2021   04:37:14   (  -0.23,-127.88) (   0.68,-123.69)  476.77                80
 01/23/2021   16:53:26   (   0.20,-127.84) (   0.31,-128.30)   51.83                80
 01/26/2021   04:51:47   (  -0.19,-127.75) (  -0.24,-127.95)   23.20                80
 01/28/2021   16:49:59   (   0.18,-127.67) (   0.19,-127.57)   11.81                80
 01/31/2021   04:51:00   (  -0.17,-127.56) (  -0.11,-127.22)   38.10                80
 02/01/2021   17:07:12   (   0.13,-127.52) (   1.10,-131.83)  491.24                80
 02/02/2021   16:49:12   (   0.16,-127.48) (  -0.01,-126.85)   71.93                80