Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 7 6.  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)
 07/07/2019   02:52:03   (  79.20,  31.76) 07/07/2019   02:51:12  (  79.19,  31.65)    2.36                51
 07/07/2019   03:41:23   ( -79.48,-158.76) 07/07/2019   03:41:49  ( -79.47,-158.85)    1.99                26
 07/09/2019   19:08:28   (  79.30, 148.30) 07/09/2019   19:08:04  (  79.29, 148.18)    2.56                24
 07/09/2019   19:57:49   ( -79.54, -42.43) 07/09/2019   19:58:42  ( -79.54, -42.54)    2.19                53
 07/12/2019   10:36:21   ( -77.15,  85.90) 07/12/2019   10:35:07  ( -77.29,  85.17)   24.02                74
 07/12/2019   11:24:54   (  79.40, -95.18) 07/12/2019   11:24:57  (  79.39, -95.28)    2.37                 3
 07/15/2019   02:52:01   ( -79.24,-148.00) 07/15/2019   02:51:13  ( -79.23,-148.03)    0.61                48
 07/15/2019   03:41:20   (  79.49,  21.33) 07/15/2019   03:41:50  (  79.48,  21.26)    1.77                30
 07/17/2019   19:08:27   ( -79.33, -31.52) 07/17/2019   19:08:06  ( -79.33, -31.51)    0.48                21
 07/17/2019   19:57:46   (  79.58, 137.83) 07/17/2019   19:58:43  (  79.58, 137.79)    0.77                57
 07/20/2019   10:35:31   (  79.16, -84.34) 07/20/2019   10:34:20  (  79.17, -84.29)    1.27                71