Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 7 4.  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)
 07/05/2021   04:43:31   (   0.15,-128.11) (  -0.11,-129.18)  122.35                80
 07/06/2021   04:20:12   (   0.15,-128.08) (   1.02,-124.21)  441.17                80
 07/07/2021   16:39:03   (  -0.15,-128.06) (   0.00,-128.81)   85.15                80
 07/08/2021   16:21:03   (  -0.16,-128.03) (  -1.07,-123.83)  478.55                80
 07/10/2021   04:40:02   (   0.16,-127.96) (   0.02,-128.46)   57.60                80
 07/12/2021   16:35:34   (  -0.17,-127.89) (  -0.14,-128.09)   22.95                80
 07/15/2021   04:33:52   (   0.17,-127.78) (   0.16,-127.74)    4.75                80
 07/17/2021   16:34:43   (  -0.17,-127.69) (  -0.22,-127.36)   37.10                80