Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 4 30.  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)
 05/01/2019   11:25:17   ( -79.30,  84.10) 05/01/2019   11:24:30  ( -79.29,  83.96)    3.16                47
 05/01/2019   12:14:36   (  79.57,-106.45) 05/01/2019   12:15:06  (  79.56,-106.51)    1.36                30
 05/04/2019   03:41:40   ( -79.48,-158.77) 05/04/2019   03:41:21  ( -79.49,-158.71)    1.30                19
 05/04/2019   04:31:02   (  79.63,   9.91) 05/04/2019   04:32:01  (  79.62,   9.76)    3.15                59
 05/06/2019   19:08:45   (  79.31, 148.33) 05/06/2019   19:07:37  (  79.32, 148.43)    2.09                68
 05/06/2019   19:58:07   ( -79.51, -42.69) 05/06/2019   19:58:17  ( -79.51, -42.71)    0.43                10
 05/09/2019   11:25:11   (  79.38, -95.37) 05/09/2019   11:24:32  (  79.38, -95.34)    0.87                39
 05/09/2019   12:14:33   ( -79.58,  73.63) 05/09/2019   12:15:12  ( -79.57,  73.55)    1.70                39
 05/12/2019   03:41:35   (  79.47,  21.16) 05/12/2019   03:41:25  (  79.47,  21.16)    0.16                10