Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 9 13.  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)
 09/14/2019   05:35:57   (   0.20,-128.10) (  -0.08,-129.33)  140.41                80
 09/15/2019   05:17:58   (   0.18,-128.07) (   0.98,-124.34)  424.62                80
 09/16/2019   17:34:12   (  -0.21,-128.08) (  -0.05,-128.95)   97.61                80
 09/17/2019   17:16:13   (  -0.19,-128.06) (  -1.11,-123.96)  467.53                80
 09/19/2019   05:32:34   (   0.21,-127.96) (   0.08,-128.58)   70.47                80
 09/20/2019   05:14:34   (   0.19,-127.93) (   1.14,-123.59)  493.80                80
 09/21/2019   17:30:48   (  -0.22,-127.93) (  -0.15,-128.19)   30.11                80
 09/24/2019   05:29:10   (   0.22,-127.78) (   0.19,-127.82)    5.61                80
 09/26/2019   17:30:04   (  -0.24,-127.72) (  -0.32,-127.44)   32.85                80