Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 6 7.  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)
 06/07/2021   11:24:49   ( -79.46,  85.26) 06/07/2021   11:24:21  ( -79.47,  85.40)    3.01                28
 06/07/2021   12:14:10   (  79.64,-105.79) 06/07/2021   12:15:00  (  79.64,-105.82)    0.82                50
 06/10/2021   02:53:40   (  74.32,  13.34) 06/10/2021   02:52:27  (  74.58,  11.74)   55.67                73
 06/10/2021   03:41:14   ( -79.52,-158.40) 06/10/2021   03:41:15  ( -79.53,-158.29)    2.36                 1
 06/12/2021   19:08:20   (  79.31, 148.41) 06/12/2021   19:07:33  (  79.31, 148.36)    1.13                47
 06/12/2021   19:57:39   ( -79.62, -41.81) 06/12/2021   19:58:09  ( -79.63, -41.71)    2.09                30
 06/15/2021   11:24:45   (  79.41, -95.07) 06/15/2021   11:24:27  (  79.40, -95.11)    0.95                18
 06/15/2021   12:14:05   ( -79.68,  74.49) 06/15/2021   12:15:04  ( -79.69,  74.59)    2.19                59
 06/18/2021   02:51:49   ( -79.32,-147.41) 06/18/2021   02:50:42  ( -79.33,-147.27)    2.95                67
 06/18/2021   03:41:10   (  79.50,  21.45) 06/18/2021   03:41:21  (  79.50,  21.43)    0.42                11
 06/20/2021   19:08:16   ( -79.29, -31.68) 06/20/2021   19:07:39  ( -79.29, -31.80)    2.69                37