Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 5 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)
 05/01/2021   03:41:27   (  79.36,  20.42) 05/01/2021   03:40:50  (  79.35,  20.35)    1.58                37
 05/01/2021   04:30:47   ( -79.63,-170.05) 05/01/2021   04:31:27  ( -79.63,-170.03)    0.46                40
 05/03/2021   19:57:52   (  79.50, 137.29) 05/03/2021   19:57:43  (  79.51, 137.34)    0.95                 9
 05/03/2021   20:47:12   ( -79.77, -53.11) 05/03/2021   20:48:20  ( -79.78, -52.96)    3.08                68
 05/06/2021   11:24:59   ( -79.31,  84.23) 05/06/2021   11:24:01  ( -79.31,  84.24)    0.46                58
 05/06/2021   12:14:19   (  79.53,-106.66) 05/06/2021   12:14:39  (  79.52,-106.76)    2.16                20
 05/09/2021   03:41:26   ( -79.37,-159.51) 05/09/2021   03:40:57  ( -79.36,-159.59)    1.88                29
 05/09/2021   04:30:43   (  79.69,  10.42) 05/09/2021   04:31:31  (  79.70,  10.52)    1.96                48
 05/11/2021   19:57:49   ( -79.57, -42.23) 05/11/2021   19:57:48  ( -79.58, -42.09)    3.03                 1
 05/11/2021   20:44:30   (  81.15,-172.18) 05/11/2021   20:45:42  (  80.34,-174.08)   96.39                72
 05/14/2021   11:24:56   (  79.33, -95.63) 05/14/2021   11:24:07  (  79.33, -95.64)    0.18                49