Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 4 30.  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)
 05/01/2019   11:25:18   ( -79.28,  83.98) 05/01/2019   11:24:31  ( -79.27,  83.83)    3.16                47
 05/01/2019   12:14:36   (  79.58,-106.31) 05/01/2019   12:15:06  (  79.58,-106.37)    1.32                30
 05/04/2019   03:41:41   ( -79.46,-158.91) 05/04/2019   03:41:22  ( -79.47,-158.84)    1.36                19
 05/04/2019   04:31:02   (  79.65,  10.05) 05/04/2019   04:32:01  (  79.64,   9.91)    3.07                59
 05/06/2019   19:08:44   (  79.33, 148.46) 05/06/2019   19:07:36  (  79.34, 148.57)    2.30                68
 05/06/2019   19:58:06   ( -79.53, -42.57) 05/06/2019   19:58:16  ( -79.53, -42.57)    0.17                10
 05/09/2019   11:25:10   (  79.39, -95.25) 05/09/2019   11:24:31  (  79.40, -95.19)    1.20                39
 05/09/2019   12:14:32   ( -79.59,  73.75) 05/09/2019   12:15:11  ( -79.59,  73.69)    1.35                39
 05/12/2019   03:41:35   (  79.49,  21.28) 05/12/2019   03:41:25  (  79.49,  21.31)    0.56                10
 05/12/2019   04:30:58   ( -79.65,-169.95) 05/12/2019   04:32:06  ( -79.65,-170.05)    2.19                68
 05/14/2019   19:08:43   ( -79.25, -32.08) 05/14/2019   19:07:45  ( -79.24, -32.19)    2.36                58