Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 4 29.  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   03:41:24   (  79.40,  20.73) 05/01/2021   03:40:46  (  79.41,  20.78)    1.05                38
 05/01/2021   04:30:44   ( -79.68,-169.71) 05/01/2021   04:31:23  ( -79.68,-169.57)    2.93                39
 05/03/2021   19:57:49   (  79.49, 137.18) 05/03/2021   19:57:37  (  79.49, 137.26)    1.69                12
 05/03/2021   20:47:12   ( -79.65, -54.03) 05/03/2021   20:48:18  ( -79.64, -54.17)    2.76                66
 05/06/2021   11:24:56   ( -79.27,  83.99) 05/06/2021   11:23:53  ( -79.27,  83.96)    0.61                63
 05/06/2021   12:14:13   (  79.60,-106.13) 05/06/2021   12:14:27  (  79.61,-105.99)    2.95                14
 05/09/2021   03:41:18   ( -79.42,-159.13) 05/09/2021   03:40:41  ( -79.42,-159.06)    1.38                37
 05/09/2021   04:30:39   (  79.59,   9.72) 05/09/2021   04:31:20  (  79.59,   9.64)    1.56                41
 05/11/2021   19:57:44   ( -79.45, -43.05) 05/11/2021   19:57:34  ( -79.44, -43.15)    2.39                10