Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 1 14.  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)
 01/15/2020   03:41:27   ( -79.58,-157.93) 01/15/2020   03:40:58  ( -79.58,-157.95)    0.32                29
 01/15/2020   04:30:46   (  79.84,  11.61) 01/15/2020   04:31:34  (  79.84,  11.71)    2.12                48
 01/17/2020   19:57:55   ( -79.65, -41.58) 01/17/2020   19:57:49  ( -79.65, -41.61)    0.53                 6
 01/17/2020   20:47:14   (  79.90, 127.96) 01/17/2020   20:48:25  (  79.90, 128.06)    2.13                71
 01/20/2020   11:25:02   (  79.43, -94.84) 01/20/2020   11:24:02  (  79.43, -94.96)    2.68                60
 01/20/2020   12:14:21   ( -79.74,  75.01) 01/20/2020   12:14:38  ( -79.74,  75.00)    0.37                17
 01/23/2020   03:41:29   (  79.53,  21.69) 01/23/2020   03:40:52  (  79.52,  21.60)    1.82                37
 01/23/2020   04:30:49   ( -79.80,-168.69) 01/23/2020   04:31:29  ( -79.80,-168.67)    0.52                40
 01/25/2020   19:57:55   (  79.65, 138.46) 01/25/2020   19:57:41  (  79.65, 138.44)    0.50                14
 01/25/2020   20:47:16   ( -79.88, -52.14) 01/25/2020   20:48:19  ( -79.89, -52.06)    1.75                63
 01/28/2020   11:25:04   ( -79.45,  85.26) 01/28/2020   11:23:56  ( -79.44,  85.18)    1.78                68