Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 6 3.  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)
 06/05/2019   02:52:09   (  79.22,  31.88) 06/05/2019   02:51:00  (  79.22,  31.88)    0.10                69
 06/05/2019   03:41:28   ( -79.54,-158.38) 06/05/2019   03:41:36  ( -79.54,-158.28)    1.99                 8
 06/07/2019   19:08:33   (  79.37, 148.71) 06/07/2019   19:07:51  (  79.37, 148.79)    1.85                42
 06/07/2019   19:57:56   ( -79.53, -42.54) 06/07/2019   19:58:32  ( -79.52, -42.68)    2.92                36
 06/10/2019   11:25:02   (  79.35, -95.50) 06/10/2019   11:24:48  (  79.35, -95.61)    2.34                14
 06/10/2019   12:14:22   ( -79.63,  74.06) 06/10/2019   12:15:25  ( -79.63,  74.01)    0.96                63
 06/13/2019   02:52:07   ( -79.27,-147.79) 06/13/2019   02:51:02  ( -79.28,-147.69)    2.05                65
 06/13/2019   03:41:27   (  79.49,  21.30) 06/13/2019   03:41:40  (  79.49,  21.31)    0.41                13
 06/15/2019   19:08:35   ( -79.29, -31.77) 06/15/2019   19:07:58  ( -79.29, -31.84)    1.55                37