Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 8 6.  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)
 08/06/2021   05:47:00   (   0.08,-128.04) (   0.88,-124.40)  413.65                80
 08/07/2021   18:08:32   (  -0.06,-128.00) (   0.15,-128.96)  109.26                80
 08/08/2021   17:45:12   (  -0.08,-128.03) (  -0.99,-123.98)  461.72                80
 08/10/2021   06:06:50   (   0.05,-128.12) (  -0.06,-128.56)   50.99                80
 08/12/2021   18:02:22   (  -0.05,-128.09) (  -0.06,-128.14)    5.34                80
 08/15/2021   06:00:41   (   0.04,-128.19) (   0.15,-127.73)   52.48                80
 08/16/2021   18:22:11   (  -0.01,-128.13) (   0.92,-132.28)  473.46                80
 08/17/2021   17:58:52   (  -0.03,-128.14) (  -0.23,-127.29)   96.21                80
 08/19/2021   06:20:30   (  -0.00,-128.22) (  -0.84,-131.88)  417.03                80