Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 12 12.  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)
 12/13/2021   06:20:28   (   0.15,-127.81) (  -0.74,-131.85)  460.31                80
 12/14/2021   05:57:09   (   0.16,-127.77) (   0.36,-126.85)  104.90                80
 12/15/2021   18:18:41   (  -0.15,-127.75) (   0.66,-131.41)  417.49                80
 12/16/2021   17:55:21   (  -0.16,-127.71) (  -0.44,-126.41)  147.50                80
 12/18/2021   06:17:01   (   0.14,-127.62) (  -0.62,-131.00)  385.04                80
 12/19/2021   05:53:41   (   0.15,-127.58) (   0.48,-126.00)  179.47                80
 12/20/2021   18:15:14   (  -0.13,-127.54) (   0.53,-130.56)  344.03                80
 12/21/2021   17:51:54   (  -0.14,-127.50) (  -0.57,-125.57)  220.32                80
 12/23/2021   06:13:33   (   0.12,-127.40) (  -0.50,-130.15)  313.17                80
 12/24/2021   05:50:14   (   0.12,-127.35) (   0.60,-125.15)  250.84                80
 12/25/2021   18:11:45   (  -0.11,-127.31) (   0.45,-129.70)  273.34                80