Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 1 3.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 01/04/2018   04:23:14   ( -80.70,-113.04) 01/04/2018   04:22:08  ( -80.69,-113.05)    0.50                66
 01/04/2018   05:13:59   (  80.70,  54.26) 01/04/2018   05:13:06  (  80.70,  54.28)    0.35                53
 01/04/2018   06:04:44   ( -80.70,-138.47) 01/04/2018   06:04:09  ( -80.70,-138.43)    0.70                35
 01/04/2018   06:55:29   (  80.70,  28.84) 01/04/2018   06:55:07  (  80.70,  28.90)    0.99                22
 01/04/2018   07:46:14   ( -80.70,-163.89) 01/04/2018   07:46:10  ( -80.70,-163.81)    1.42                 4
 01/04/2018   08:36:59   (  80.71,   3.42) 01/04/2018   08:37:08  (  80.71,   3.51)    1.68                 9
 01/04/2018   09:27:44   ( -80.71, 170.69) 01/04/2018   09:28:11  ( -80.71, 170.81)    2.19                27
 01/04/2018   10:18:29   (  80.71, -22.00) 01/04/2018   10:19:09  (  80.71, -21.87)    2.39                40
 01/04/2018   11:09:14   ( -80.71, 145.27) 01/04/2018   11:10:12  ( -80.71, 145.43)    2.99                58
 01/04/2018   11:59:59   (  80.71, -47.43) 01/04/2018   12:01:10  (  80.71, -47.26)    3.11                71