Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 7 9.  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)
 07/09/2021   11:24:47   ( -79.47,  85.36) 07/09/2021   11:24:46  ( -79.47,  85.39)    0.44                 1
 07/09/2021   12:11:54   (  81.65, -54.94) 07/09/2021   12:13:07  (  80.96, -55.99)   78.98                73
 07/12/2021   02:51:52   (  79.33,  32.65) 07/12/2021   02:51:02  (  79.33,  32.72)    1.53                50
 07/12/2021   03:41:15   ( -79.49,-158.64) 07/12/2021   03:41:43  ( -79.48,-158.78)    3.04                28
 07/14/2021   19:08:18   (  79.38, 148.86) 07/14/2021   19:07:57  (  79.37, 148.80)    1.35                21
 07/14/2021   19:57:38   ( -79.65, -41.60) 07/14/2021   19:58:34  ( -79.65, -41.58)    0.36                56
 07/17/2021   10:35:26   ( -79.16,  95.71) 07/17/2021   10:34:16  ( -79.16,  95.62)    1.90                70
 07/17/2021   11:24:42   (  79.54, -94.17) 07/17/2021   11:24:49  (  79.54, -94.05)    2.58                 7
 07/20/2021   02:51:49   ( -79.36,-147.12) 07/20/2021   02:51:07  ( -79.37,-147.02)    2.14                42
 07/20/2021   03:41:09   (  79.58,  22.00) 07/20/2021   03:41:45  (  79.58,  22.02)    0.49                36
 07/22/2021   19:08:16   ( -79.40, -30.97) 07/22/2021   19:08:03  ( -79.40, -30.97)    0.34                13