Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 4 1.  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)
 04/02/2019   03:42:02   ( -79.53,-158.40) 04/02/2019   03:41:10  ( -79.53,-158.31)    1.71                52
 04/02/2019   04:31:24   (  79.68,  10.34) 04/02/2019   04:31:50  (  79.67,  10.22)    2.48                26
 04/04/2019   19:58:33   ( -79.52, -42.58) 04/04/2019   19:58:04  ( -79.51, -42.72)    3.13                29
 04/04/2019   20:47:52   (  79.78, 126.96) 04/04/2019   20:48:40  (  79.78, 126.92)    1.08                48
 04/07/2019   12:15:01   ( -79.62,  74.00) 04/07/2019   12:14:54  ( -79.62,  73.95)    1.22                 7
 04/07/2019   13:04:21   (  79.84,-116.71) 04/07/2019   13:05:31  (  79.84,-116.67)    0.80                70
 04/10/2019   03:42:10   (  79.41,  20.77) 04/10/2019   03:41:08  (  79.40,  20.67)    2.20                62
 04/10/2019   04:31:29   ( -79.72,-169.42) 04/10/2019   04:31:44  ( -79.72,-169.36)    1.12                15
 04/12/2019   19:58:36   (  79.54, 137.56) 04/12/2019   19:57:56  (  79.54, 137.57)    0.35                40
 04/12/2019   20:47:59   ( -79.70, -53.67) 04/12/2019   20:48:37  ( -79.69, -53.80)    2.64                38
 04/15/2019   12:15:04   (  79.63,-105.93) 04/15/2019   12:14:46  (  79.64,-105.78)    3.19                18