Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 6 17.  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)
 06/18/2021   02:51:58   ( -79.20,-148.18) 06/18/2021   02:50:47  ( -79.20,-148.23)    0.97                71
 06/18/2021   03:41:16   (  79.51,  21.49) 06/18/2021   03:41:22  (  79.52,  21.57)    1.69                 6
 06/20/2021   19:08:25   ( -79.29, -31.73) 06/20/2021   19:07:42  ( -79.29, -31.81)    1.71                43
 06/20/2021   19:57:43   (  79.59, 137.97) 06/20/2021   19:58:17  (  79.60, 138.02)    1.17                34
 06/23/2021   11:24:51   ( -79.38,  84.71) 06/23/2021   11:24:36  ( -79.37,  84.61)    2.00                15
 06/23/2021   12:14:09   (  79.67,-105.58) 06/23/2021   12:15:11  (  79.68,-105.53)    1.14                62
 06/26/2021   02:51:55   (  79.29,  32.38) 06/26/2021   02:50:50  (  79.29,  32.47)    2.00                65
 06/26/2021   03:41:17   ( -79.49,-158.62) 06/26/2021   03:41:30  ( -79.49,-158.71)    1.80                13
 06/28/2021   19:08:21   (  79.40, 148.99) 06/28/2021   19:07:44  (  79.41, 149.12)    2.79                37