Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 3 25.  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)
 03/27/2021   11:25:09   (  79.31, -95.86) 03/27/2021   11:24:11  (  79.30, -95.98)    2.90                58
 03/27/2021   12:14:29   ( -79.58,  73.64) 03/27/2021   12:14:48  ( -79.57,  73.55)    2.04                19
 03/30/2021   03:41:33   (  79.50,  21.32) 03/30/2021   03:40:59  (  79.50,  21.45)    2.84                34
 03/30/2021   04:30:57   ( -79.62,-170.19) 03/30/2021   04:31:41  ( -79.61,-170.32)    2.77                44
 04/01/2021   19:57:59   (  79.57, 137.69) 04/01/2021   19:57:50  (  79.58, 137.82)    2.78                 9
 04/01/2021   20:47:23   ( -79.69, -53.79) 04/01/2021   20:48:32  ( -79.68, -53.92)    2.85                69
 04/04/2021   11:25:09   ( -79.30,  84.13) 04/04/2021   11:24:08  ( -79.30,  84.06)    1.39                61
 04/04/2021   12:14:29   (  79.52,-106.77) 04/04/2021   12:14:46  (  79.51,-106.92)    3.11                17
 04/07/2021   03:41:35   ( -79.41,-159.32) 04/07/2021   03:40:59  ( -79.41,-159.34)    0.31                36