Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 10 26.  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)
 10/26/2017   10:35:26   ( -79.35,  96.92) 10/26/2017   10:34:33  ( -79.34,  96.78)    2.97                53
 10/26/2017   11:24:42   (  79.72, -92.86) 10/26/2017   11:25:06  (  79.72, -92.75)    2.20                24
 10/29/2017   02:51:51   ( -79.57,-145.66) 10/29/2017   02:51:21  ( -79.58,-145.56)    2.10                30
 10/29/2017   03:41:11   (  79.78,  23.53) 10/29/2017   03:41:59  (  79.78,  23.58)    1.00                48
 10/31/2017   19:08:20   ( -79.64, -29.33) 10/31/2017   19:08:14  ( -79.64, -29.24)    1.92                 6
 10/31/2017   19:57:40   (  79.84, 139.86) 10/31/2017   19:58:52  (  79.84, 139.90)    0.86                72
 11/03/2017   10:35:27   (  79.48, -82.18) 11/03/2017   10:34:28  (  79.49, -82.05)    2.81                59
 11/03/2017   11:24:48   ( -79.73,  87.21) 11/03/2017   11:25:06  ( -79.73,  87.35)    2.91                18
 11/06/2017   02:51:56   (  79.49,  33.74) 11/06/2017   02:51:22  (  79.49,  33.67)    1.62                34
 11/06/2017   03:41:17   ( -79.74,-156.85) 11/06/2017   03:42:00  ( -79.73,-156.91)    1.34                43
 11/08/2017   19:08:22   (  79.64, 150.67) 11/08/2017   19:08:12  (  79.64, 150.74)    1.45                10