Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 10 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)
 10/16/2018   02:51:57   ( -79.41,-146.83) 10/16/2018   02:51:19  ( -79.41,-146.87)    0.92                38
 10/16/2018   03:41:16   (  79.67,  22.59) 10/16/2018   03:41:56  (  79.66,  22.53)    1.38                40
 10/18/2018   19:08:21   ( -79.57, -29.90) 10/18/2018   19:08:09  ( -79.57, -29.82)    1.73                12
 10/18/2018   19:57:41   (  79.77, 139.27) 10/18/2018   19:58:47  (  79.78, 139.34)    1.59                66
 10/21/2018   10:35:26   (  79.35, -83.12) 10/21/2018   10:34:24  (  79.35, -83.15)    0.80                62
 10/21/2018   11:24:47   ( -79.60,  86.21) 10/21/2018   11:25:02  ( -79.59,  86.14)    1.51                15
 10/24/2018   02:51:50   (  79.49,  33.71) 10/24/2018   02:51:14  (  79.50,  33.84)    2.90                36
 10/24/2018   03:41:11   ( -79.73,-156.90) 10/24/2018   03:41:52  ( -79.74,-156.80)    2.12                41
 10/26/2018   19:08:16   (  79.55, 150.00) 10/26/2018   19:08:07  (  79.55, 150.03)    0.60                 9
 10/26/2018   19:57:38   ( -79.76, -40.86) 10/26/2018   19:58:46  ( -79.76, -40.87)    0.32                68
 10/29/2018   10:35:23   ( -79.36,  96.95) 10/29/2018   10:34:23  ( -79.36,  96.89)    1.24                60