Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 5.  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)
 11/06/2017   02:51:56   (  79.53,  34.02) 11/06/2017   02:51:21  (  79.53,  34.07)    1.25                35
 11/06/2017   03:41:17   ( -79.76,-156.63) 11/06/2017   03:41:59  ( -79.77,-156.55)    1.78                42
 11/08/2017   19:08:23   (  79.65, 150.75) 11/08/2017   19:08:12  (  79.65, 150.88)    2.70                11
 11/08/2017   19:57:47   ( -79.77, -40.68) 11/08/2017   19:58:54  ( -79.76, -40.82)    3.00                67
 11/11/2017   10:35:32   ( -79.44,  97.51) 11/11/2017   10:34:28  ( -79.44,  97.54)    0.49                64
 11/11/2017   11:24:52   (  79.65, -93.36) 11/11/2017   11:25:06  (  79.64, -93.43)    1.44                14
 11/14/2017   02:52:01   ( -79.47,-146.37) 11/14/2017   02:51:22  ( -79.46,-146.50)    2.72                39
 11/14/2017   03:41:18   (  79.79,  23.58) 11/14/2017   03:41:56  (  79.79,  23.66)    1.62                38
 11/16/2017   19:08:27   ( -79.61, -29.51) 11/16/2017   19:08:12  ( -79.62, -29.45)    1.27                15
 11/16/2017   19:57:47   (  79.81, 139.65) 11/16/2017   19:58:50  (  79.81, 139.60)    0.95                63
 11/19/2017   10:35:35   (  79.38, -82.85) 11/19/2017   10:34:28  (  79.38, -82.94)    1.80                67