Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 6 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)
 06/07/2017   03:41:27   (  79.36,  20.38) 06/07/2017   03:41:24  (  79.35,  20.28)    2.23                 3
 06/07/2017   04:30:47   ( -79.62,-170.14) 06/07/2017   04:32:01  ( -79.62,-170.20)    1.25                74
 06/09/2017   19:08:34   ( -79.16, -32.63) 06/09/2017   19:07:40  ( -79.16, -32.72)    2.06                54
 06/09/2017   19:57:50   (  79.54, 137.53) 06/09/2017   19:58:13  (  79.55, 137.67)    2.85                23
 06/12/2017   11:24:59   ( -79.27,  83.97) 06/12/2017   11:24:32  ( -79.26,  83.83)    3.14                27
 06/12/2017   12:14:16   (  79.61,-106.12) 06/12/2017   12:15:06  (  79.61,-106.02)    2.03                50
 06/15/2017   03:41:22   ( -79.46,-158.94) 06/15/2017   03:41:21  ( -79.46,-158.81)    2.70                 1
 06/17/2017   19:08:26   (  79.27, 148.08) 06/17/2017   19:07:35  (  79.28, 148.19)    2.50                51
 06/17/2017   19:57:47   ( -79.52, -42.63) 06/17/2017   19:58:13  ( -79.53, -42.51)    2.72                26
 06/20/2017   11:24:51   (  79.36, -95.42) 06/20/2017   11:24:27  (  79.38, -95.28)    3.08                24