Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 5 29.  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)
 05/30/2017   03:41:29   ( -79.42,-159.21) 05/30/2017   03:41:23  ( -79.42,-159.19)    0.32                 6
 05/30/2017   04:30:50   (  79.61,   9.77) 05/30/2017   04:32:02  (  79.61,   9.68)    1.90                72
 06/01/2017   19:08:34   (  79.27, 148.08) 06/01/2017   19:07:37  (  79.28, 148.19)    2.22                57
 06/01/2017   19:57:57   ( -79.43, -43.24) 06/01/2017   19:58:18  ( -79.42, -43.38)    3.05                21
 06/04/2017   11:25:01   (  79.32, -95.76) 06/04/2017   11:24:31  (  79.32, -95.76)    0.15                30
 06/04/2017   12:14:21   ( -79.59,  73.74) 06/04/2017   12:15:08  ( -79.59,  73.78)    0.79                47
 06/07/2017   03:41:26   (  79.39,  20.62) 06/07/2017   03:41:23  (  79.38,  20.54)    1.77                 3
 06/07/2017   04:30:47   ( -79.63,-170.10) 06/07/2017   04:32:01  ( -79.62,-170.15)    1.01                74
 06/09/2017   19:08:33   ( -79.20, -32.38) 06/09/2017   19:07:39  ( -79.20, -32.44)    1.31                54
 06/09/2017   19:57:52   (  79.46, 136.96) 06/09/2017   19:58:16  (  79.45, 136.84)    2.62                24
 06/12/2017   11:24:59   ( -79.27,  83.92) 06/12/2017   11:24:32  ( -79.26,  83.84)    1.65                27