Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 1999 12 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/31/1999   00:00:00   ( -90.00, 171.02) ( -90.00, 171.02)    0.00                 0
 01/01/2000   03:46:39   ( -90.00, 113.21) ( -90.00, 113.21)    0.00                 0
 01/02/2000   07:33:18   ( -90.00,  55.41) ( -90.00,  55.41)    0.00                 0
 01/03/2000   11:19:58   ( -90.00,  -2.40) ( -90.00,  -2.40)    0.00                 0
 01/04/2000   15:06:37   ( -90.00, -60.20) ( -90.00, -60.20)    0.00                 0
 01/05/2000   18:53:17   ( -90.00,-118.01) ( -90.00,-118.01)    0.00                 0
 01/06/2000   22:39:56   ( -90.00,-175.81) ( -90.00,-175.81)    0.00                 0
 01/08/2000   02:26:36   ( -90.00, 126.38) ( -90.00, 126.38)    0.00                 0
 01/09/2000   06:13:15   ( -90.00,  68.58) ( -90.00,  68.58)    0.00                 0
 01/10/2000   09:59:55   ( -90.00,  10.77) ( -90.00,  10.77)    0.00                 0
 01/11/2000   13:46:34   ( -90.00, -47.03) ( -90.00, -47.03)    0.00                 0
 01/12/2000   17:33:14   ( -90.00,-104.84) ( -90.00,-104.84)    0.00                 0