Simultaneous Nadir Overpasses (SNOs) between METOP-B and NPP
TLE Epoch: 2018 11 27.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/11/2018   17:09:25   ( -73.57,  95.90) 12/11/2018   17:08:18  ( -73.57,  93.06)   89.63                67
 12/11/2018   18:00:09   (  73.36, -97.24) 12/11/2018   17:59:00  (  73.39, -99.22)   63.27                69
 12/11/2018   18:50:53   ( -73.25,  69.85) 12/11/2018   18:49:42  ( -73.27,  68.35)   48.16                71
 12/11/2018   19:41:36   (  73.09,-123.17) 12/11/2018   19:40:24  (  73.09,-123.94)   24.95                72
 12/11/2018   20:32:20   ( -72.98,  43.92) 12/11/2018   20:31:06  ( -72.98,  43.61)   10.03                74
 12/11/2018   21:23:01   (  72.92,-148.88) 12/11/2018   21:21:50  (  72.90,-148.90)    2.89                71