Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 6 2.  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)
 06/04/2017   11:25:01   (  79.31, -95.79) 06/04/2017   11:24:31  (  79.31, -95.80)    0.34                30
 06/04/2017   12:14:21   ( -79.58,  73.69) 06/04/2017   12:15:08  ( -79.58,  73.72)    0.68                47
 06/07/2017   03:41:28   (  79.35,  20.34) 06/07/2017   03:41:25  (  79.35,  20.24)    2.13                 3
 06/07/2017   04:30:48   ( -79.62,-170.14) 06/07/2017   04:32:02  ( -79.62,-170.21)    1.30                74
 06/09/2017   19:08:33   ( -79.20, -32.40) 06/09/2017   19:07:39  ( -79.19, -32.48)    1.85                54
 06/09/2017   19:57:50   (  79.54, 137.48) 06/09/2017   19:58:13  (  79.55, 137.63)    3.20                23
 06/12/2017   11:24:59   ( -79.27,  83.93) 06/12/2017   11:24:32  ( -79.26,  83.82)    2.49                27
 06/12/2017   12:14:16   (  79.60,-106.18) 06/12/2017   12:15:06  (  79.61,-106.05)    2.80                50
 06/15/2017   02:55:13   (  69.64,   4.94) 06/15/2017   02:54:01  (  69.99,   2.58)   98.72                72
 06/15/2017   03:41:24   ( -79.37,-159.52) 06/15/2017   03:41:24  ( -79.36,-159.63)    2.43                 0