Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 1 31.  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)
 01/31/2018   22:02:35   (  80.68, 162.23) 01/31/2018   22:03:31  (  80.68, 162.25)    0.53                56
 02/14/2018   08:17:53   ( -80.66,-171.21) 02/14/2018   08:16:38  ( -80.66,-171.05)    2.89                75
 02/14/2018   09:08:38   (  80.66,  -3.91) 02/14/2018   09:07:35  (  80.66,  -3.88)    0.57                63
 02/14/2018   09:59:23   ( -80.66, 163.38) 02/14/2018   09:58:39  ( -80.67, 163.55)    3.10                44
 02/14/2018   10:50:08   (  80.66, -29.32) 02/14/2018   10:49:36  (  80.66, -29.27)    0.89                32
 02/14/2018   11:40:53   ( -80.66, 137.97) 02/14/2018   11:40:41  ( -80.66, 137.79)    3.27                12
 02/14/2018   12:31:38   (  80.66, -54.73) 02/14/2018   12:31:37  (  80.67, -54.67)    1.22                 1
 02/14/2018   13:22:23   ( -80.67, 112.56) 02/14/2018   13:22:42  ( -80.66, 112.39)    3.08                19
 02/14/2018   14:13:08   (  80.67, -80.14) 02/14/2018   14:13:38  (  80.67, -80.06)    1.55                30
 02/14/2018   15:03:53   ( -80.67,  87.15) 02/14/2018   15:04:43  ( -80.67,  86.99)    2.89                50