Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 1 9.  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)
 01/09/2019   11:24:55   ( -79.66,  86.77) 01/09/2019   11:24:53  ( -79.67,  86.83)    1.28                 2
 01/09/2019   12:13:04   (  81.65, -78.96) 01/09/2019   12:14:17  (  81.28, -78.32)   43.07                73
 01/12/2019   02:52:00   (  79.56,  34.30) 01/12/2019   02:51:05  (  79.57,  34.42)    2.58                55
 01/12/2019   03:41:23   ( -79.71,-156.96) 01/12/2019   03:41:46  ( -79.71,-156.98)    0.50                23
 01/14/2019   19:08:28   (  79.61, 150.51) 01/14/2019   19:07:58  (  79.61, 150.58)    1.58                30
 01/14/2019   19:57:50   ( -79.80, -40.44) 01/14/2019   19:58:38  ( -79.79, -40.52)    1.75                48
 01/17/2019   11:24:55   (  79.68, -93.04) 01/17/2019   11:24:50  (  79.69, -92.99)    1.03                 5
 01/17/2019   12:14:18   ( -79.84,  75.77) 01/17/2019   12:15:31  ( -79.83,  75.65)    2.58                73
 01/20/2019   02:52:03   ( -79.47,-146.32) 01/20/2019   02:51:06  ( -79.46,-146.42)    2.16                57
 01/20/2019   03:41:21   (  79.76,  23.40) 01/20/2019   03:41:41  (  79.76,  23.45)    0.91                20
 01/22/2019   19:08:30   ( -79.55, -29.92) 01/22/2019   19:07:58  ( -79.54, -30.02)    2.23                32