Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2011 12 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/21/2011   06:26:31   (   0.09,-134.69) (   0.10,-134.65)    4.98                80
 12/23/2011   18:24:48   (  -0.08,-134.67) (  -0.20,-134.23)   51.21                80
 12/25/2011   06:46:30   (   0.07,-134.74) (  -0.84,-138.83)  465.61                80
 12/26/2011   06:23:13   (   0.07,-134.75) (   0.28,-133.84)  103.58                80
 12/27/2011   18:44:46   (  -0.06,-134.71) (   0.79,-138.39)  420.46                80
 12/28/2011   18:21:29   (  -0.06,-134.72) (  -0.34,-133.41)  148.95                80
 12/30/2011   06:43:12   (   0.05,-134.78) (  -0.65,-138.02)  367.98                80
 12/31/2011   06:19:54   (   0.06,-134.79) (   0.48,-133.03)  200.98                80
 01/01/2012   18:41:28   (  -0.05,-134.74) (   0.57,-137.59)  323.95                80
 01/02/2012   18:18:10   (  -0.05,-134.74) (  -0.56,-132.60)  244.85                80