Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2017 12 22.  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)
 01/03/2018   01:11:04   ( -80.71, -65.07) 01/03/2018   01:09:51  ( -80.65, -66.24)   21.99                73
 01/03/2018   02:01:46   (  80.70, 102.42) 01/03/2018   02:00:45  (  80.71, 102.55)    2.60                61
 01/03/2018   02:52:30   ( -80.71, -90.49) 01/03/2018   02:51:49  ( -80.69, -90.56)    2.09                41
 01/03/2018   03:43:12   (  80.70,  77.00) 01/03/2018   03:42:46  (  80.71,  77.16)    3.20                26
 01/03/2018   04:33:56   ( -80.71,-115.91) 01/03/2018   04:33:50  ( -80.70,-115.93)    1.67                 6
 01/03/2018   05:24:38   (  80.70,  51.58) 01/03/2018   05:24:48  (  80.70,  51.42)    2.88                10
 01/03/2018   06:15:22   ( -80.72,-141.32) 01/03/2018   06:15:51  ( -80.70,-141.31)    1.52                29
 01/03/2018   07:06:04   (  80.71,  26.16) 01/03/2018   07:06:49  (  80.71,  26.04)    2.23                45