Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 12 10.  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)
 12/10/2020   19:08:45   ( -78.80, -34.71) 12/10/2020   19:07:31  ( -78.85, -34.94)    7.59                74
 12/10/2020   19:57:49   (  79.66, 138.42) 12/10/2020   19:57:52  (  79.66, 138.47)    1.00                 3
 12/13/2020   11:24:57   ( -79.50,  85.54) 12/13/2020   11:24:05  ( -79.51,  85.68)    2.99                52
 12/13/2020   12:14:18   (  79.69,-105.51) 12/13/2020   12:14:44  (  79.69,-105.51)    0.28                26
 12/16/2020   03:41:23   ( -79.60,-157.90) 12/16/2020   03:40:54  ( -79.61,-157.75)    3.00                29
 12/16/2020   04:30:44   (  79.78,  11.05) 12/16/2020   04:31:33  (  79.78,  11.06)    0.18                49
 12/18/2020   19:57:53   ( -79.58, -42.19) 12/18/2020   19:57:48  ( -79.57, -42.30)    2.45                 5
 12/18/2020   20:47:11   (  79.86, 127.58) 12/18/2020   20:48:23  (  79.86, 127.63)    1.10                72
 12/21/2020   11:25:00   (  79.38, -95.31) 12/21/2020   11:24:01  (  79.37, -95.42)    2.38                59