Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 12 21.  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)
 12/21/2021   17:51:58   (  -0.13,-127.88) (  -0.67,-125.60)  260.69                80
 12/23/2021   06:13:38   (   0.12,-127.92) (  -0.38,-130.19)  258.50                80
 12/24/2021   05:50:20   (   0.12,-127.94) (   0.76,-125.20)  313.45                80
 12/25/2021   18:11:52   (  -0.11,-127.99) (   0.26,-129.76)  200.54                80
 12/26/2021   17:48:33   (  -0.11,-128.02) (  -0.82,-124.76)  371.37                80
 12/28/2021   06:10:14   (   0.10,-128.05) (  -0.18,-129.36)  148.58                80
 12/29/2021   05:46:55   (   0.11,-128.08) (   0.91,-124.36)  422.70                80
 12/30/2021   18:08:27   (  -0.09,-128.11) (   0.09,-128.92)   92.55                80
 12/31/2021   17:45:08   (  -0.10,-128.13) (  -1.06,-123.94)  478.39                80
 01/02/2022   06:06:49   (   0.09,-128.15) (  -0.01,-128.53)   43.11                80