Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 4 20.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/22/2012   04:31:17   ( -80.03,-166.72) ( -80.04,-166.65)    1.46                 7
 04/22/2012   05:20:38   (  80.20,   2.40) (  80.20,   2.43)    0.54                71
 04/24/2012   19:58:22   (  79.88, 140.29) (  79.88, 140.20)    1.81                59
 04/24/2012   20:47:44   ( -80.06, -50.59) ( -80.06, -50.67)    1.53                18
 04/27/2012   12:14:48   (  79.96,-103.19) (  79.95,-103.29)    2.27                34
 04/27/2012   13:04:11   ( -80.10,  65.67) ( -80.10,  65.57)    1.98                43
 04/30/2012   04:31:13   (  80.05,  13.48) (  80.05,  13.48)    0.35                 9
 04/30/2012   05:20:36   ( -80.20,-177.62) ( -80.20,-177.62)    0.17                68
 05/02/2012   19:58:19   ( -79.89, -39.58) ( -79.89, -39.65)    1.30                61