Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 6 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)
 06/15/2019   19:08:34   ( -79.29, -31.80) 06/15/2019   19:07:57  ( -79.29, -31.86)    1.23                37
 06/15/2019   19:57:53   (  79.55, 137.59) 06/15/2019   19:58:34  (  79.54, 137.46)    2.86                41
 06/18/2019   11:24:58   ( -79.46,  85.20) 06/18/2019   11:24:48  ( -79.46,  85.30)    2.07                10
 06/18/2019   12:14:18   (  79.67,-105.64) 06/18/2019   12:15:26  (  79.67,-105.60)    0.80                68
 06/21/2019   02:52:05   (  79.22,  31.89) 06/21/2019   02:51:06  (  79.22,  31.84)    1.03                59
 06/21/2019   03:41:25   ( -79.51,-158.58) 06/21/2019   03:41:43  ( -79.50,-158.60)    0.60                18
 06/23/2019   19:08:32   (  79.26, 148.06) 06/23/2019   19:08:01  (  79.26, 147.92)    3.06                31
 06/23/2019   19:57:52   ( -79.55, -42.37) 06/23/2019   19:58:38  ( -79.54, -42.50)    2.73                46
 06/26/2019   11:24:54   (  79.46, -94.76) 06/26/2019   11:24:50  (  79.47, -94.68)    1.75                 4