Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 5 5.  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)
 05/06/2021   11:25:00   ( -79.33,  84.34) 05/06/2021   11:24:01  ( -79.33,  84.40)    1.51                59
 05/06/2021   12:14:20   (  79.55,-106.51) 05/06/2021   12:14:39  (  79.55,-106.57)    1.33                19
 05/09/2021   03:41:25   ( -79.45,-158.96) 05/09/2021   03:40:54  ( -79.45,-158.90)    1.43                31
 05/09/2021   04:30:46   (  79.63,   9.94) 05/09/2021   04:31:33  (  79.63,   9.88)    1.41                47
 05/11/2021   19:57:52   ( -79.53, -42.55) 05/11/2021   19:57:49  ( -79.53, -42.46)    1.98                 3
 05/11/2021   20:46:26   (  81.14, 141.37) 05/11/2021   20:47:40  (  80.90, 141.80)   27.92                74
 05/14/2021   11:24:58   (  79.36, -95.47) 05/14/2021   11:24:06  (  79.36, -95.44)    0.68                52
 05/14/2021   12:14:18   ( -79.64,  74.10) 05/14/2021   12:14:43  ( -79.64,  74.26)    3.18                25
 05/17/2021   03:41:24   (  79.46,  21.11) 05/17/2021   03:41:00  (  79.47,  21.22)    2.36                24
 05/17/2021   04:30:47   ( -79.63,-170.08) 05/17/2021   04:31:41  ( -79.63,-170.15)    1.39                54
 05/19/2021   19:08:31   ( -79.27, -31.93) 05/19/2021   19:07:18  ( -79.27, -31.86)    1.55                73