Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 9 4.  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)
 09/06/2019   10:35:31   (  79.07, -84.91) 09/06/2019   10:34:29  (  79.06, -84.99)    1.58                62
 09/06/2019   11:24:49   ( -79.42,  85.02) 09/06/2019   11:25:04  ( -79.43,  85.10)    1.94                15
 09/09/2019   02:51:56   (  79.21,  31.84) 09/09/2019   02:51:20  (  79.21,  31.85)    0.33                36
 09/09/2019   03:41:17   ( -79.45,-158.94) 09/09/2019   03:41:59  ( -79.44,-159.06)    2.71                42
 09/11/2019   19:08:20   (  79.34, 148.60) 09/11/2019   19:08:10  (  79.35, 148.71)    2.52                10
 09/11/2019   19:57:42   ( -79.54, -42.39) 09/11/2019   19:58:50  ( -79.54, -42.42)    0.61                68
 09/14/2019   10:35:27   ( -79.17,  95.76) 09/14/2019   10:34:26  ( -79.18,  95.88)    2.76                61
 09/14/2019   11:24:48   (  79.36, -95.42) 09/14/2019   11:25:05  (  79.36, -95.49)    1.30                17
 09/17/2019   02:51:55   ( -79.19,-148.28) 09/17/2019   02:51:21  ( -79.19,-148.32)    0.88                34