Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 11 20.  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)
 11/22/2019   19:08:31   ( -79.48, -30.54) 11/22/2019   19:07:48  ( -79.47, -30.57)    0.84                43
 11/22/2019   19:57:49   (  79.77, 139.23) 11/22/2019   19:58:23  (  79.78, 139.39)    3.15                34
 11/25/2019   11:24:59   ( -79.51,  85.57) 11/25/2019   11:24:40  ( -79.50,  85.43)    2.96                19
 11/25/2019   12:14:17   (  79.80,-104.66) 11/25/2019   12:15:15  (  79.80,-104.62)    0.94                58
 11/28/2019   02:52:05   (  79.37,  32.89) 11/28/2019   02:50:52  (  79.38,  32.90)    0.31                73
 11/28/2019   03:41:25   ( -79.65,-157.56) 11/28/2019   03:41:29  ( -79.66,-157.48)    1.74                 4
 11/30/2019   19:08:33   (  79.44, 149.17) 11/30/2019   19:07:44  (  79.43, 149.12)    1.14                49
 11/30/2019   19:57:53   ( -79.71, -41.25) 11/30/2019   19:58:21  ( -79.71, -41.22)    0.53                28
 12/03/2019   11:25:00   (  79.53, -94.30) 12/03/2019   11:24:35  (  79.52, -94.40)    2.10                25