Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 5 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 05/07/2021   18:09:51   (   0.02,-127.93) (   0.43,-129.77)  210.78                80
 05/08/2021   17:51:51   (   0.02,-127.96) (  -0.68,-124.78)  362.68                80
 05/10/2021   06:10:53   (  -0.02,-127.97) (  -0.32,-129.39)  161.43                80
 05/11/2021   05:47:33   (  -0.03,-128.00) (   0.79,-124.39)  410.98                80
 05/12/2021   18:06:25   (   0.02,-128.09) (   0.19,-128.96)   98.17                80
 05/13/2021   17:48:25   (   0.02,-128.13) (  -0.93,-123.97)  474.55                80
 05/15/2021   06:07:25   (  -0.02,-128.12) (  -0.14,-128.56)   50.33                80
 05/17/2021   18:05:37   (   0.01,-128.22) (  -0.00,-128.13)   10.16                80
 05/20/2021   06:01:19   (  -0.01,-128.24) (   0.11,-127.74)   57.06                80