Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 6 15.  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)
 06/17/2020   19:58:01   (  79.45, 136.97) 06/17/2020   19:58:01  (  79.44, 136.83)    2.99                 0
 06/17/2020   20:45:20   ( -81.77,  -8.15) 06/17/2020   20:46:33  ( -81.12,  -8.61)   72.53                73
 06/20/2020   11:25:07   ( -79.34,  84.48) 06/20/2020   11:24:14  ( -79.34,  84.47)    0.18                53
 06/20/2020   12:14:27   (  79.56,-106.37) 06/20/2020   12:14:52  (  79.55,-106.49)    2.45                25
 06/23/2020   03:41:33   ( -79.45,-158.89) 06/23/2020   03:41:05  ( -79.45,-158.86)    0.64                28
 06/23/2020   04:30:54   (  79.63,  10.00) 06/23/2020   04:31:44  (  79.63,   9.93)    1.52                50
 06/25/2020   19:58:00   ( -79.52, -42.54) 06/25/2020   19:57:57  ( -79.53, -42.46)    1.75                 3
 06/25/2020   20:46:29   (  81.23, 142.83) 06/25/2020   20:47:42  (  80.98, 143.63)   30.72                73
 06/28/2020   11:25:04   (  79.38, -95.25) 06/28/2020   11:24:09  (  79.39, -95.14)    2.34                55