Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 28.  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, -84.29) 10/29/2021   10:35:19  (  79.17, -84.30)    0.21                21
 10/29/2021   11:24:59   ( -79.48,  85.40) 10/29/2021   11:25:55  ( -79.49,  85.52)    2.52                56
 11/01/2021   02:02:45   ( -79.01,-137.02) 11/01/2021   02:01:38  ( -79.01,-136.97)    1.15                67
 11/01/2021   02:52:04   (  79.28,  32.30) 11/01/2021   02:52:15  (  79.27,  32.24)    1.46                11
 11/03/2021   18:19:08   ( -79.12, -20.49) 11/03/2021   18:18:33  ( -79.12, -20.46)    0.83                35
 11/03/2021   19:08:27   (  79.38, 148.84) 11/03/2021   19:09:10  (  79.37, 148.78)    1.47                43
 11/06/2021   10:35:31   ( -79.25,  96.22) 11/06/2021   10:35:28  ( -79.25,  96.30)    1.72                 3
 11/06/2021   11:24:01   (  81.06, -79.18) 11/06/2021   11:25:14  (  80.83, -78.35)   29.02                73
 11/09/2021   02:02:34   (  79.08,  43.42) 11/09/2021   02:01:46  (  79.09,  43.51)    2.09                48