Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 7 1.  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)
 07/01/2021   11:24:50   (  79.39, -95.21) 07/01/2021   11:24:42  (  79.38, -95.33)    2.53                 8
 07/01/2021   12:14:09   ( -79.69,  74.56) 07/01/2021   12:15:18  ( -79.69,  74.57)    0.22                69
 07/04/2021   02:51:55   ( -79.30,-147.54) 07/04/2021   02:50:57  ( -79.31,-147.43)    2.40                58
 07/04/2021   03:41:15   (  79.53,  21.63) 07/04/2021   03:41:35  (  79.53,  21.61)    0.43                20
 07/06/2021   19:08:23   ( -79.32, -31.50) 07/06/2021   19:07:54  ( -79.32, -31.57)    1.54                29
 07/06/2021   19:57:40   (  79.66, 138.46) 07/06/2021   19:58:28  (  79.66, 138.57)    2.35                48
 07/09/2021   11:24:46   ( -79.50,  85.53) 07/09/2021   11:24:45  ( -79.50,  85.61)    1.62                 1
 07/09/2021   12:11:40   (  81.45, -49.52) 07/09/2021   12:12:52  (  80.69, -50.79)   87.39                72
 07/12/2021   02:51:54   (  79.22,  31.98) 07/12/2021   02:51:05  (  79.22,  31.86)    2.60                49
 07/12/2021   03:41:13   ( -79.55,-158.24) 07/12/2021   03:41:41  ( -79.54,-158.28)    0.95                28
 07/14/2021   19:08:17   (  79.42, 149.17) 07/14/2021   19:07:56  (  79.43, 149.27)    2.06                21