Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 3 16.  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)
 03/18/2021   06:07:25   (  -0.15,-128.37) (  -0.20,-128.50)   15.43                80
 03/20/2021   18:05:39   (   0.15,-128.45) (   0.05,-128.08)   42.64                80
 03/22/2021   06:24:39   (  -0.14,-128.36) (  -1.08,-132.67)  490.53                80
 03/23/2021   06:01:19   (  -0.14,-128.35) (   0.04,-127.68)   77.79                80
 03/24/2021   18:20:11   (   0.14,-128.43) (   0.99,-132.24)  434.59                80
 03/25/2021   18:02:12   (   0.14,-128.42) (  -0.13,-127.25)  133.72                80
 03/27/2021   06:21:11   (  -0.14,-128.32) (  -0.89,-131.84)  399.98                80
 03/28/2021   05:57:51   (  -0.14,-128.31) (   0.16,-126.83)  167.92                80
 03/29/2021   18:16:44   (   0.14,-128.37) (   0.80,-131.41)  345.38                80