Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 2 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 02/26/2021   18:07:27   (   0.14,-128.23) (   0.32,-128.91)   78.47                80
 02/27/2021   17:44:07   (   0.13,-128.25) (  -0.81,-123.92)  492.94                80
 03/01/2021   06:05:47   (  -0.14,-128.19) (  -0.23,-128.50)   35.96                80
 03/03/2021   18:01:20   (   0.14,-128.32) (   0.06,-128.09)   27.59                80
 03/06/2021   05:59:38   (  -0.14,-128.27) (  -0.02,-127.67)   67.99                80
 03/07/2021   18:21:11   (   0.15,-128.37) (   0.99,-132.25)  441.16                80
 03/08/2021   17:57:51   (   0.14,-128.38) (  -0.14,-127.25)  129.08                80
 03/10/2021   06:19:30   (  -0.15,-128.31) (  -0.94,-131.83)  401.19                80
 03/11/2021   05:56:10   (  -0.14,-128.32) (   0.20,-126.84)  168.82                80