Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 10 21.  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)
 10/24/2019   10:35:22   (  79.30, -83.42) 10/24/2019   10:34:15  (  79.30, -83.53)    2.26                67
 10/24/2019   11:24:42   ( -79.58,  86.10) 10/24/2019   11:24:52  ( -79.58,  86.03)    1.66                10
 10/27/2019   02:51:48   (  79.42,  33.21) 10/27/2019   02:51:06  (  79.41,  33.11)    2.10                42
 10/27/2019   03:41:09   ( -79.66,-157.49) 10/27/2019   03:41:44  ( -79.65,-157.56)    1.54                35
 10/29/2019   19:08:14   (  79.53, 149.82) 10/29/2019   19:07:57  (  79.52, 149.76)    1.54                17
 10/29/2019   19:57:35   ( -79.76, -40.83) 10/29/2019   19:58:35  ( -79.76, -40.87)    0.98                60
 11/01/2019   10:35:20   ( -79.38,  97.04) 11/01/2019   10:34:10  ( -79.38,  97.08)    0.99                70
 11/01/2019   11:24:39   (  79.63, -93.58) 11/01/2019   11:24:47  (  79.62, -93.60)    0.60                 8
 11/04/2019   02:51:46   ( -79.48,-146.40) 11/04/2019   02:51:01  ( -79.48,-146.30)    2.34                45