Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 3 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)
 03/06/2021   03:41:29   ( -79.58,-158.04) 03/06/2021   03:41:04  ( -79.59,-157.91)    2.85                25
 03/06/2021   04:30:50   (  79.76,  10.95) 03/06/2021   04:31:43  (  79.76,  10.97)    0.45                53
 03/08/2021   19:11:18   (  71.52, 123.66) 03/08/2021   19:10:05  (  71.90, 121.48)   86.93                73
 03/08/2021   19:57:56   ( -79.64, -41.73) 03/08/2021   19:57:56  ( -79.64, -41.68)    1.10                 0
 03/11/2021   11:25:04   (  79.42, -95.02) 03/11/2021   11:24:12  (  79.42, -95.08)    1.25                52
 03/11/2021   12:14:24   ( -79.69,  74.54) 03/11/2021   12:14:49  ( -79.69,  74.53)    0.04                25
 03/14/2021   03:41:31   (  79.50,  21.44) 03/14/2021   03:41:04  (  79.50,  21.36)    1.68                27
 03/14/2021   04:30:52   ( -79.74,-169.23) 03/14/2021   04:31:42  ( -79.74,-169.26)    0.62                50
 03/16/2021   19:57:58   (  79.58, 137.88) 03/16/2021   19:57:56  (  79.58, 137.80)    1.54                 2