Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 3 27.  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)
 03/29/2014   16:41:29   (  77.79, 177.43) 03/29/2014   16:40:39  (  77.79, 177.39)    1.20                50
 03/29/2014   17:30:45   ( -78.29, -12.62) 03/29/2014   17:31:12  ( -78.29, -12.62)    0.18                27
 04/01/2014   08:57:45   (  78.14, -65.10) 04/01/2014   08:57:32  (  78.15, -64.98)    2.88                13
 04/01/2014   09:47:06   ( -78.41, 103.89) 04/01/2014   09:48:11  ( -78.41, 103.79)    2.29                65
 04/04/2014   00:24:51   ( -77.68,-118.87) 04/04/2014   00:24:00  ( -77.68,-118.96)    2.34                51
 04/04/2014   01:14:01   (  78.36,  51.91) 04/04/2014   01:14:27  (  78.37,  52.03)    3.00                26
 04/06/2014   16:41:05   ( -77.98,  -1.64) 04/06/2014   16:40:54  ( -77.98,  -1.66)    0.50                11
 04/06/2014   17:30:20   (  78.43, 168.18) 04/06/2014   17:31:27  (  78.43, 168.14)    0.92                67
 04/09/2014   08:08:04   (  77.65, -54.81) 04/09/2014   08:07:18  (  77.64, -54.92)    3.04                46