Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 1 1.  Predictions up to the next  14.0 days:

     Date     Time(AURA) AURA Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/04/2019   02:52:02   ( -79.48,-146.28) 01/04/2019   02:51:11  ( -79.48,-146.30)    0.34                51
 01/04/2019   03:41:21   (  79.74,  23.25) 01/04/2019   03:41:47  (  79.75,  23.30)    0.93                26
 01/06/2019   19:08:29   ( -79.54, -29.99) 01/06/2019   19:08:03  ( -79.53, -30.10)    2.45                26
 01/06/2019   19:57:48   (  79.80, 139.55) 01/06/2019   19:58:39  (  79.79, 139.50)    0.93                51
 01/09/2019   11:24:54   ( -79.70,  87.09) 01/09/2019   11:24:52  ( -79.71,  87.20)    2.33                 2
 01/09/2019   12:12:56   (  81.74, -75.61) 01/09/2019   12:14:09  (  81.31, -75.10)   47.80                73
 01/12/2019   02:52:03   (  79.45,  33.49) 01/12/2019   02:51:09  (  79.44,  33.39)    2.13                54
 01/12/2019   03:41:22   ( -79.75,-156.66) 01/12/2019   03:41:45  ( -79.76,-156.60)    1.25                23
 01/14/2019   19:08:30   (  79.53, 149.94) 01/14/2019   19:08:01  (  79.52, 149.83)    2.42                29