Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 3 15.  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)
 03/17/2019   03:41:52   ( -79.51,-158.55) 03/17/2019   03:41:22  ( -79.50,-158.66)    2.39                30
 03/17/2019   04:31:10   (  79.80,  11.23) 03/17/2019   04:31:57  (  79.80,  11.32)    1.86                47
 03/19/2019   19:58:18   ( -79.67, -41.47) 03/19/2019   19:58:10  ( -79.68, -41.36)    2.29                 8
 03/19/2019   20:47:40   (  79.81, 127.24) 03/19/2019   20:48:50  (  79.82, 127.23)    0.32                70
 03/22/2019   11:25:28   (  79.42, -95.03) 03/22/2019   11:24:26  (  79.42, -95.08)    0.94                62
 03/22/2019   12:14:48   ( -79.69,  74.53) 03/22/2019   12:15:03  ( -79.69,  74.55)    0.51                15
 03/25/2019   03:41:57   (  79.47,  21.21) 03/25/2019   03:41:18  (  79.46,  21.06)    3.08                39
 03/25/2019   04:31:17   ( -79.74,-169.20) 03/25/2019   04:31:55  ( -79.74,-169.26)    1.37                38
 03/27/2019   19:58:23   (  79.60, 137.98) 03/27/2019   19:58:06  (  79.60, 138.03)    1.10                17