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)
 06/15/2020   03:41:35   (  79.37,  20.53) 06/15/2020   03:41:10  (  79.36,  20.39)    3.10                25
 06/15/2020   04:30:55   ( -79.64,-169.94) 06/15/2020   04:31:47  ( -79.64,-170.02)    1.48                52
 06/17/2020   19:58:00   (  79.48, 137.20) 06/17/2020   19:58:00  (  79.47, 137.06)    3.00                 0
 06/17/2020   20:45:20   ( -81.77,  -8.20) 06/17/2020   20:46:33  ( -81.13,  -8.65)   72.46                73
 06/20/2020   11:25:07   ( -79.34,  84.45) 06/20/2020   11:24:14  ( -79.34,  84.44)    0.29                53
 06/20/2020   12:14:27   (  79.56,-106.41) 06/20/2020   12:14:52  (  79.55,-106.53)    2.58                25
 06/23/2020   03:41:34   ( -79.41,-159.18) 06/23/2020   03:41:06  ( -79.41,-159.17)    0.37                28
 06/23/2020   04:30:54   (  79.63,   9.97) 06/23/2020   04:31:44  (  79.62,   9.88)    1.86                50
 06/25/2020   19:58:00   ( -79.52, -42.56) 06/25/2020   19:57:57  ( -79.52, -42.51)    1.15                 3
 06/25/2020   20:46:34   (  81.13, 141.31) 06/25/2020   20:47:47  (  80.91, 142.10)   28.29                73
 06/28/2020   11:25:05   (  79.34, -95.54) 06/28/2020   11:24:10  (  79.35, -95.48)    1.38                55