Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 4 21.  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)
 04/23/2021   03:41:31   ( -79.34,-159.70) 04/23/2021   03:40:53  ( -79.34,-159.78)    1.83                38
 04/23/2021   04:30:48   (  79.68,  10.25) 04/23/2021   04:31:27  (  79.68,  10.36)    2.30                39
 04/25/2021   19:57:57   ( -79.41, -43.38) 04/25/2021   19:57:45  ( -79.40, -43.53)    3.06                12
 04/25/2021   20:47:14   (  79.73, 126.58) 04/25/2021   20:48:19  (  79.74, 126.63)    1.09                65
 04/28/2021   11:24:59   (  79.34, -95.62) 04/28/2021   11:23:55  (  79.34, -95.55)    1.33                64
 04/28/2021   12:14:19   ( -79.62,  73.95) 04/28/2021   12:14:32  ( -79.62,  74.09)    2.89                13
 05/01/2021   03:41:23   (  79.42,  20.86) 05/01/2021   03:40:45  (  79.43,  20.93)    1.49                38
 05/01/2021   04:30:44   ( -79.67,-169.80) 05/01/2021   04:31:23  ( -79.68,-169.66)    3.20                39
 05/03/2021   19:57:48   (  79.50, 137.30) 05/03/2021   19:57:36  (  79.51, 137.41)    2.41                12