Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 9 13.  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)
 09/14/2019   10:35:28   ( -79.17,  95.73) 09/14/2019   10:34:26  ( -79.18,  95.86)    2.98                62
 09/14/2019   11:24:49   (  79.36, -95.39) 09/14/2019   11:25:05  (  79.36, -95.46)    1.51                16
 09/17/2019   02:51:56   ( -79.25,-147.90) 09/17/2019   02:51:19  ( -79.25,-147.81)    1.85                37
 09/17/2019   03:41:17   (  79.44,  20.99) 09/17/2019   03:41:58  (  79.43,  20.88)    2.36                41
 09/19/2019   19:08:24   ( -79.32, -31.54) 09/19/2019   19:08:12  ( -79.32, -31.49)    1.19                12
 09/19/2019   19:57:45   (  79.51, 137.34) 09/19/2019   19:58:51  (  79.50, 137.22)    2.72                66
 09/22/2019   10:35:32   (  79.06, -84.93) 09/22/2019   10:34:28  (  79.06, -85.00)    1.46                64
 09/22/2019   11:24:51   ( -79.39,  84.79) 09/22/2019   11:25:04  ( -79.39,  84.84)    1.01                13
 09/25/2019   02:51:59   (  79.17,  31.59) 09/25/2019   02:51:20  (  79.16,  31.55)    0.95                39
 09/25/2019   03:41:18   ( -79.49,-158.63) 09/25/2019   03:41:56  ( -79.50,-158.57)    1.35                38
 09/27/2019   19:08:26   (  79.27, 148.10) 09/27/2019   19:08:12  (  79.27, 148.10)    0.09                14