Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 3 20.  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)
 03/21/2017   19:11:14   ( -72.38, -54.82) 03/21/2017   19:10:01  ( -72.71, -56.89)   77.97                73
 03/21/2017   19:58:06   (  79.63, 138.29) 03/21/2017   19:58:06  (  79.64, 138.35)    1.40                 0
 03/24/2017   11:25:14   ( -79.46,  85.34) 03/24/2017   11:24:20  ( -79.47,  85.40)    1.48                54
 03/24/2017   12:14:35   (  79.64,-105.76) 03/24/2017   12:14:59  (  79.64,-105.89)    2.66                24
 03/27/2017   03:41:42   ( -79.51,-158.48) 03/27/2017   03:41:12  ( -79.50,-158.56)    1.88                30
 03/27/2017   04:31:01   (  79.76,  10.97) 03/27/2017   04:31:48  (  79.76,  10.99)    0.34                47
 03/29/2017   19:58:07   ( -79.62, -41.79) 03/29/2017   19:58:00  ( -79.63, -41.71)    1.78                 7
 03/29/2017   20:47:28   (  79.79, 127.13) 03/29/2017   20:48:39  (  79.79, 127.01)    2.51                71
 04/01/2017   11:25:12   (  79.49, -94.48) 04/01/2017   11:24:11  (  79.50, -94.35)    2.74                61