Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 7 10.  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)
 07/10/2021   17:48:09   (  -0.13,-127.95) (  -1.03,-124.00)  450.29                80
 07/12/2021   06:07:07   (   0.12,-127.91) (  -0.03,-128.58)   77.16                80
 07/13/2021   05:43:48   (   0.14,-127.87) (   1.10,-123.59)  487.34                80
 07/14/2021   18:02:39   (  -0.13,-127.79) (  -0.06,-128.15)   40.57                80
 07/17/2021   06:00:58   (   0.13,-127.72) (   0.14,-127.75)    3.84                80
 07/19/2021   18:01:49   (  -0.12,-127.58) (  -0.17,-127.30)   31.59                80
 07/21/2021   06:20:47   (   0.10,-127.54) (  -0.87,-131.89)  495.53                80
 07/22/2021   05:57:27   (   0.12,-127.49) (   0.27,-126.90)   67.69                80
 07/23/2021   18:16:19   (  -0.10,-127.38) (   0.78,-131.46)  464.10                80