Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 1 30.  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)
 01/31/2021   04:51:00   (  -0.17,-127.57) (  -0.09,-127.23)   38.72                80
 02/01/2021   17:07:12   (   0.13,-127.54) (   1.08,-131.83)  489.24                80
 02/02/2021   16:49:12   (   0.16,-127.50) (   0.03,-126.84)   74.12                80
 02/04/2021   05:05:33   (  -0.12,-127.41) (  -0.99,-131.49)  464.83                80
 02/05/2021   04:47:32   (  -0.14,-127.36) (   0.06,-126.50)   98.43                80
 02/06/2021   17:03:45   (   0.10,-127.33) (   0.93,-131.11)  430.47                80
 02/07/2021   16:45:44   (   0.13,-127.28) (  -0.12,-126.12)  132.10                80
 02/09/2021   05:02:05   (  -0.08,-127.18) (  -0.89,-130.76)  408.30                80
 02/10/2021   04:44:04   (  -0.11,-127.13) (   0.16,-125.77)  154.54                80
 02/11/2021   17:00:17   (   0.07,-127.09) (   0.77,-130.39)  374.51                80
 02/12/2021   16:42:17   (   0.10,-127.04) (  -0.28,-125.40)  188.06                80