Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 6 25.  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)
 06/26/2019   11:24:55   (  79.45, -94.81) 06/26/2019   11:24:51  (  79.45, -94.76)    1.07                 4
 06/26/2019   12:14:16   ( -79.69,  74.49) 06/26/2019   12:15:29  ( -79.69,  74.57)    1.51                73
 06/29/2019   02:52:01   ( -79.27,-147.78) 06/29/2019   02:51:07  ( -79.27,-147.75)    0.60                54
 06/29/2019   03:41:21   (  79.49,  21.32) 06/29/2019   03:41:45  (  79.49,  21.30)    0.39                24
 07/01/2019   19:08:27   ( -79.34, -31.41) 07/01/2019   19:08:01  ( -79.34, -31.43)    0.53                26
 07/01/2019   19:57:47   (  79.56, 137.69) 07/01/2019   19:58:39  (  79.56, 137.63)    1.19                52
 07/04/2019   10:36:31   (  76.55, -96.24) 07/04/2019   10:35:18  (  76.70, -97.28)   31.38                73
 07/04/2019   11:24:53   ( -79.41,  84.93) 07/04/2019   11:24:55  ( -79.41,  84.88)    1.06                 2
 07/07/2019   02:51:58   (  79.23,  31.95) 07/07/2019   02:51:11  (  79.22,  31.90)    1.18                47