Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 1 16.  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)
 01/17/2020   19:57:54   ( -79.67, -41.44) 01/17/2020   19:57:48  ( -79.66, -41.46)    0.74                 6
 01/17/2020   20:47:14   (  79.88, 127.84) 01/17/2020   20:48:25  (  79.89, 127.93)    1.95                71
 01/20/2020   11:25:00   (  79.54, -94.14) 01/20/2020   11:23:59  (  79.55, -94.00)    3.11                61
 01/20/2020   12:14:22   ( -79.73,  74.91) 01/20/2020   12:14:39  ( -79.73,  74.87)    0.86                17
 01/23/2020   03:41:30   (  79.52,  21.62) 01/23/2020   03:40:53  (  79.51,  21.48)    3.06                37
 01/23/2020   04:30:50   ( -79.79,-168.76) 01/23/2020   04:31:30  ( -79.79,-168.80)    0.74                40
 01/25/2020   19:57:56   (  79.61, 138.16) 01/25/2020   19:57:42  (  79.60, 138.04)    2.60                14
 01/25/2020   20:47:17   ( -79.84, -52.46) 01/25/2020   20:48:20  ( -79.84, -52.48)    0.42                63
 01/28/2020   11:25:03   ( -79.49,  85.54) 01/28/2020   11:23:54  ( -79.49,  85.60)    1.39                69