Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 3 19.  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)
 03/19/2020   04:31:02   (  79.82,  11.40) 03/19/2020   04:31:47  (  79.83,  11.55)    3.11                45
 03/21/2020   19:58:09   ( -79.67, -41.48) 03/21/2020   19:58:03  ( -79.67, -41.38)    2.04                 6
 03/21/2020   20:47:30   (  79.85, 127.54) 03/21/2020   20:48:42  (  79.85, 127.51)    0.44                72
 03/24/2020   11:25:17   (  79.43, -94.90) 03/24/2020   11:24:21  (  79.42, -95.04)    3.02                56
 03/24/2020   12:14:37   ( -79.70,  74.64) 03/24/2020   12:14:58  ( -79.70,  74.59)    1.06                21
 03/27/2020   03:41:41   (  79.57,  21.95) 03/27/2020   03:41:11  (  79.57,  21.98)    0.71                30
 03/27/2020   04:31:01   ( -79.83,-168.44) 03/27/2020   04:31:48  ( -79.84,-168.31)    2.73                47
 03/29/2020   19:58:08   (  79.63, 138.27) 03/29/2020   19:58:05  (  79.63, 138.19)    1.59                 3
 03/29/2020   20:47:24   ( -80.03, -50.95) 03/29/2020   20:48:38  ( -80.01, -50.88)    3.01                74
 04/01/2020   11:25:15   ( -79.47,  85.39) 04/01/2020   11:24:21  ( -79.47,  85.36)    0.66                54