Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 5 15.  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)
 05/16/2014   15:52:17   ( -77.07,   6.70) 05/16/2014   15:51:44  ( -77.08,   6.76)    1.65                33
 05/16/2014   16:41:31   (  77.61, 176.47) 05/16/2014   16:42:16  (  77.61, 176.45)    0.52                45
 05/19/2014   08:08:44   ( -77.14, 122.82) 05/19/2014   08:08:42  ( -77.13, 122.74)    2.24                 2
 05/19/2014   08:56:50   (  80.36, -50.61) 05/19/2014   08:58:03  (  80.14, -49.65)   29.85                73
 05/21/2014   23:35:53   (  76.71,  69.51) 05/21/2014   23:35:05  (  76.71,  69.47)    1.39                48
 05/22/2014   00:25:06   ( -77.39,-120.31) 05/22/2014   00:25:35  ( -77.38,-120.36)    1.40                29
 05/24/2014   15:52:15   (  76.88,-174.00) 05/24/2014   15:51:59  (  76.87,-174.09)    2.35                16
 05/24/2014   16:41:28   ( -77.56,  -3.76) 05/24/2014   16:42:29  ( -77.55,  -3.83)    1.98                61
 05/27/2014   07:19:25   ( -76.42, 132.65) 05/27/2014   07:18:24  ( -76.42, 132.59)    1.82                61