Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 29.  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, -84.32) 10/29/2021   10:35:19  (  79.17, -84.33)    0.32                21
 10/29/2021   11:24:59   ( -79.48,  85.37) 10/29/2021   11:25:55  ( -79.49,  85.48)    2.45                56
 11/01/2021   02:02:45   ( -79.01,-137.05) 11/01/2021   02:01:38  ( -79.01,-137.00)    1.08                67
 11/01/2021   02:52:04   (  79.28,  32.28) 11/01/2021   02:52:15  (  79.27,  32.21)    1.55                11
 11/03/2021   18:19:07   ( -79.15, -20.28) 11/03/2021   18:18:32  ( -79.15, -20.24)    0.83                35
 11/03/2021   19:08:27   (  79.38, 148.82) 11/03/2021   19:09:10  (  79.37, 148.75)    1.50                43
 11/06/2021   10:35:30   ( -79.28,  96.44) 11/06/2021   10:35:27  ( -79.28,  96.52)    1.80                 3
 11/06/2021   11:24:00   (  81.08, -78.86) 11/06/2021   11:25:13  (  80.85, -78.04)   29.50                73
 11/09/2021   02:02:33   (  79.11,  43.63) 11/09/2021   02:01:45  (  79.12,  43.74)    2.30                48
 11/09/2021   02:51:56   ( -79.28,-147.66) 11/09/2021   02:52:26  ( -79.28,-147.76)    2.31                30
 11/11/2021   18:18:57   (  79.18, 159.95) 11/11/2021   18:18:42  (  79.18, 159.94)    0.42                15