Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 5 19.  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)
 05/19/2021   19:08:33   ( -79.23, -32.18) 05/19/2021   19:07:20  ( -79.23, -32.20)    0.45                73
 05/19/2021   19:57:50   (  79.57, 137.74) 05/19/2021   19:57:54  (  79.57, 137.86)    2.52                 4
 05/22/2021   11:24:56   ( -79.40,  84.85) 05/22/2021   11:24:11  ( -79.41,  84.95)    2.07                45
 05/22/2021   12:14:17   (  79.59,-106.24) 05/22/2021   12:14:50  (  79.58,-106.31)    1.36                33
 05/25/2021   03:41:24   ( -79.42,-159.16) 05/25/2021   03:41:08  ( -79.42,-159.21)    1.17                16
 05/25/2021   04:30:42   (  79.71,  10.54) 05/25/2021   04:31:43  (  79.71,  10.63)    1.87                61
 05/27/2021   19:08:29   (  79.26, 148.04) 05/27/2021   19:07:24  (  79.26, 148.03)    0.35                65
 05/27/2021   19:57:48   ( -79.58, -42.16) 05/27/2021   19:58:00  ( -79.59, -42.04)    2.65                12
 05/30/2021   11:24:55   (  79.34, -95.55) 05/30/2021   11:24:19  (  79.33, -95.65)    2.34                36