Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 8 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)
 08/16/2019   02:51:56   ( -79.24,-147.99) 08/16/2019   02:51:18  ( -79.24,-147.98)    0.12                38
 08/16/2019   03:41:14   (  79.54,  21.70) 08/16/2019   03:41:53  (  79.55,  21.82)    2.55                39
 08/18/2019   19:08:22   ( -79.33, -31.52) 08/18/2019   19:08:11  ( -79.32, -31.55)    0.67                11
 08/18/2019   19:57:40   (  79.63, 138.19) 08/18/2019   19:58:46  (  79.63, 138.27)    1.80                66
 08/21/2019   10:35:27   (  79.17, -84.27) 08/21/2019   10:34:25  (  79.18, -84.18)    1.99                62
 08/21/2019   11:24:48   ( -79.41,  84.94) 08/21/2019   11:25:04  ( -79.41,  84.89)    1.17                16
 08/24/2019   02:51:53   (  79.25,  32.14) 08/24/2019   02:51:18  (  79.26,  32.21)    1.68                35
 08/24/2019   03:41:14   ( -79.50,-158.61) 08/24/2019   03:41:57  ( -79.49,-158.67)    1.39                43
 08/26/2019   19:08:17   (  79.37, 148.80) 08/26/2019   19:08:09  (  79.38, 148.88)    1.63                 8
 08/26/2019   19:57:39   ( -79.58, -42.18) 08/26/2019   19:58:49  ( -79.57, -42.24)    1.35                70
 08/29/2019   10:35:25   ( -79.15,  95.61) 08/29/2019   10:34:27  ( -79.15,  95.61)    0.32                58