Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2015 10 5.  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)
 10/05/2015   08:56:56   ( -78.74, 117.84) 10/05/2015   08:55:44  ( -78.74, 117.91)    1.47                72
 10/05/2015   09:46:15   (  79.02, -72.89) 10/05/2015   09:46:21  (  79.02, -72.96)    1.46                 6
 10/08/2015   01:13:27   ( -78.74,-126.26) 10/08/2015   01:12:38  ( -78.74,-126.34)    1.65                49
 10/08/2015   02:02:41   (  79.22,  44.22) 10/08/2015   02:03:09  (  79.23,  44.29)    1.66                28
 10/10/2015   17:29:55   ( -78.85,  -9.77) 10/10/2015   17:29:29  ( -78.85,  -9.89)    2.64                26
 10/10/2015   18:19:10   (  79.29, 160.50) 10/10/2015   18:20:01  (  79.29, 160.52)    0.59                51
 10/13/2015   09:46:20   ( -79.03, 107.12) 10/13/2015   09:46:17  ( -79.02, 107.05)    1.53                 3
 10/13/2015   10:35:13   (  80.24, -76.36) 10/13/2015   10:36:27  (  80.13, -76.15)   12.19                74
 10/16/2015   01:13:28   (  78.80,  54.06) 10/16/2015   01:12:31  (  78.80,  54.07)    0.25                57
 10/16/2015   02:02:45   ( -79.22,-135.81) 10/16/2015   02:03:05  ( -79.22,-135.73)    1.75                20
 10/18/2015   17:29:55   (  78.90, 170.50) 10/18/2015   17:29:22  (  78.90, 170.46)    0.97                33