Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 6 13.  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)
 06/15/2019   19:08:34   ( -79.32, -31.62) 06/15/2019   19:07:57  ( -79.31, -31.68)    1.32                37
 06/15/2019   19:57:54   (  79.54, 137.51) 06/15/2019   19:58:35  (  79.53, 137.38)    2.95                41
 06/18/2019   11:24:58   ( -79.45,  85.13) 06/18/2019   11:24:48  ( -79.45,  85.21)    1.79                10
 06/18/2019   12:14:18   (  79.66,-105.72) 06/18/2019   12:15:26  (  79.66,-105.69)    0.51                68
 06/21/2019   02:52:05   (  79.21,  31.82) 06/21/2019   02:51:06  (  79.20,  31.75)    1.59                59
 06/21/2019   03:41:25   ( -79.50,-158.64) 06/21/2019   03:41:43  ( -79.49,-158.69)    1.14                18
 06/23/2019   19:08:29   (  79.37, 148.75) 06/23/2019   19:07:57  (  79.38, 148.86)    2.40                32
 06/23/2019   19:57:50   ( -79.62, -41.91) 06/23/2019   19:58:35  ( -79.63, -41.78)    2.75                45
 06/26/2019   11:24:56   (  79.41, -95.09) 06/26/2019   11:24:52  (  79.42, -95.07)    0.43                 4