Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 1 28.  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)
 01/30/2019   19:08:32   (  79.58, 150.33) 01/30/2019   19:07:53  (  79.58, 150.35)    0.40                39
 01/30/2019   19:57:53   ( -79.81, -40.33) 01/30/2019   19:58:31  ( -79.81, -40.26)    1.65                38
 02/02/2019   11:24:59   (  79.67, -93.11) 02/02/2019   11:24:44  (  79.68, -93.01)    2.28                15
 02/02/2019   12:14:20   ( -79.90,  76.27) 02/02/2019   12:15:22  ( -79.91,  76.43)    3.21                62
 02/05/2019   02:52:08   ( -79.48,-146.27) 02/05/2019   02:51:00  ( -79.48,-146.29)    0.42                68
 02/05/2019   03:41:28   (  79.69,  22.89) 02/05/2019   03:41:38  (  79.68,  22.79)    2.03                10
 02/07/2019   19:08:33   ( -79.60, -29.48) 02/07/2019   19:07:49  ( -79.61, -29.40)    1.59                44
 02/07/2019   19:57:53   (  79.81, 139.70) 02/07/2019   19:58:27  (  79.81, 139.71)    0.37                34
 02/10/2019   11:25:02   ( -79.62,  86.49) 02/10/2019   11:24:43  ( -79.61,  86.37)    2.51                19