Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 2 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)
 02/05/2016   02:03:16   ( -78.76,-138.47) 02/05/2016   02:02:02  ( -78.79,-138.61)    4.51                74
 02/05/2016   02:52:23   (  79.50,  33.81) 02/05/2016   02:52:26  (  79.51,  33.94)    2.76                 3
 02/07/2016   18:19:36   ( -79.20, -19.98) 02/07/2016   18:18:43  ( -79.19, -20.07)    1.89                53
 02/07/2016   19:08:52   (  79.57, 150.19) 02/07/2016   19:09:16  (  79.58, 150.30)    2.34                24
 02/10/2016   10:36:04   ( -79.30,  96.57) 02/10/2016   10:35:32  ( -79.30,  96.52)    0.96                32
 02/10/2016   11:25:23   (  79.56, -94.03) 02/10/2016   11:26:09  (  79.55, -94.18)    3.15                46
 02/13/2016   02:52:31   ( -79.43,-146.68) 02/13/2016   02:52:20  ( -79.44,-146.62)    1.36                11
 02/13/2016   03:41:51   (  79.65,  22.47) 02/13/2016   03:42:58  (  79.65,  22.42)    0.93                67
 02/15/2016   18:19:40   (  79.15, 159.70) 02/15/2016   18:18:34  (  79.14, 159.61)    2.02                66