Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 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)
 10/29/2021   10:35:40   (  79.17, -84.30) 10/29/2021   10:35:19  (  79.17, -84.32)    0.38                21
 10/29/2021   11:24:59   ( -79.48,  85.40) 10/29/2021   11:25:55  ( -79.49,  85.51)    2.28                56
 11/01/2021   02:02:45   ( -79.01,-137.00) 11/01/2021   02:01:38  ( -79.01,-136.97)    0.60                67
 11/01/2021   02:52:05   (  79.24,  32.07) 11/01/2021   02:52:16  (  79.24,  31.97)    1.98                11
 11/03/2021   18:19:08   ( -79.12, -20.45) 11/03/2021   18:18:33  ( -79.12, -20.45)    0.34                35
 11/03/2021   19:08:28   (  79.35, 148.63) 11/03/2021   19:09:11  (  79.34, 148.52)    2.50                43
 11/06/2021   10:35:32   ( -79.22,  96.06) 11/06/2021   10:35:29  ( -79.22,  96.06)    0.12                 3
 11/06/2021   11:24:11   (  80.81, -82.57) 11/06/2021   11:25:25  (  80.61, -82.15)   22.92                74
 11/09/2021   02:02:35   (  79.06,  43.30) 11/09/2021   02:01:47  (  79.06,  43.29)    0.44                48