Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 6 7.  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)
 06/10/2019   11:25:02   (  79.36, -95.47) 06/10/2019   11:24:48  (  79.35, -95.58)    2.32                14
 06/10/2019   12:14:22   ( -79.63,  74.06) 06/10/2019   12:15:25  ( -79.63,  74.02)    0.87                63
 06/13/2019   02:52:07   ( -79.27,-147.79) 06/13/2019   02:51:02  ( -79.28,-147.69)    2.14                65
 06/13/2019   03:41:27   (  79.49,  21.31) 06/13/2019   03:41:40  (  79.49,  21.33)    0.43                13
 06/15/2019   19:08:34   ( -79.29, -31.79) 06/15/2019   19:07:57  ( -79.29, -31.86)    1.46                37
 06/15/2019   19:57:53   (  79.54, 137.56) 06/15/2019   19:58:34  (  79.53, 137.43)    2.90                41
 06/18/2019   11:24:58   ( -79.46,  85.20) 06/18/2019   11:24:48  ( -79.46,  85.28)    1.79                10
 06/18/2019   12:14:18   (  79.67,-105.68) 06/18/2019   12:15:26  (  79.67,-105.65)    0.68                68
 06/21/2019   02:52:05   (  79.21,  31.83) 06/21/2019   02:51:06  (  79.21,  31.78)    1.23                59