Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 7 7.  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)
 07/09/2019   19:08:29   (  79.29, 148.20) 07/09/2019   19:08:05  (  79.28, 148.08)    2.66                24
 07/09/2019   19:57:49   ( -79.57, -42.27) 07/09/2019   19:58:42  ( -79.56, -42.38)    2.25                53
 07/12/2019   10:36:23   ( -77.09,  85.66) 07/12/2019   10:35:09  ( -77.23,  84.91)   24.74                74
 07/12/2019   11:24:55   (  79.39, -95.26) 07/12/2019   11:24:58  (  79.38, -95.39)    2.68                 3
 07/15/2019   02:52:01   ( -79.22,-148.08) 07/15/2019   02:51:13  ( -79.22,-148.13)    1.21                48
 07/15/2019   03:41:20   (  79.48,  21.26) 07/15/2019   03:41:50  (  79.47,  21.15)    2.42                30
 07/17/2019   19:08:27   ( -79.32, -31.58) 07/17/2019   19:08:06  ( -79.32, -31.61)    0.67                21
 07/17/2019   19:57:46   (  79.57, 137.77) 07/17/2019   19:58:43  (  79.56, 137.69)    1.89                57
 07/20/2019   10:35:32   (  79.16, -84.37) 07/20/2019   10:34:21  (  79.15, -84.39)    0.46                71