Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 5 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)
 05/06/2021   11:25:00   ( -79.33,  84.36) 05/06/2021   11:24:01  ( -79.34,  84.43)    1.53                59
 05/06/2021   12:14:20   (  79.55,-106.49) 05/06/2021   12:14:39  (  79.55,-106.55)    1.17                19
 05/09/2021   03:41:25   ( -79.45,-158.95) 05/09/2021   03:40:54  ( -79.45,-158.87)    1.62                31
 05/09/2021   04:30:46   (  79.63,   9.94) 05/09/2021   04:31:33  (  79.63,   9.89)    1.10                47
 05/11/2021   19:57:52   ( -79.53, -42.56) 05/11/2021   19:57:49  ( -79.54, -42.45)    2.38                 3
 05/11/2021   20:46:23   (  81.21, 142.45) 05/11/2021   20:47:36  (  80.97, 143.25)   30.22                73
 05/14/2021   11:24:58   (  79.35, -95.51) 05/14/2021   11:24:06  (  79.36, -95.45)    1.41                52
 05/14/2021   12:14:20   ( -79.56,  73.54) 05/14/2021   12:14:46  ( -79.55,  73.42)    2.55                26
 05/17/2021   03:41:26   (  79.37,  20.53) 05/17/2021   03:41:03  (  79.36,  20.39)    2.99                23