Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 7 9.  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)
 07/09/2021   18:06:08   (  -0.12,-127.98) (   0.12,-128.99)  115.25                80
 07/10/2021   17:48:08   (  -0.13,-127.94) (  -1.02,-124.00)  450.18                80
 07/12/2021   06:07:07   (   0.12,-127.91) (  -0.05,-128.58)   77.33                80
 07/13/2021   05:43:47   (   0.14,-127.87) (   1.09,-123.59)  487.17                80
 07/14/2021   18:02:39   (  -0.13,-127.79) (  -0.04,-128.15)   40.78                80
 07/17/2021   06:03:37   (   0.13,-127.71) (   0.12,-127.74)    3.16                80
 07/19/2021   18:01:48   (  -0.12,-127.58) (  -0.15,-127.30)   31.36                80
 07/21/2021   06:20:47   (   0.10,-127.54) (  -0.89,-131.88)  495.95                80
 07/22/2021   05:57:27   (   0.12,-127.49) (   0.25,-126.89)   67.23                80