Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 5 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)
 05/22/2021   11:24:56   ( -79.40,  84.81) 05/22/2021   11:24:11  ( -79.40,  84.91)    2.15                45
 05/22/2021   12:14:17   (  79.58,-106.27) 05/22/2021   12:14:50  (  79.58,-106.34)    1.43                33
 05/25/2021   03:41:24   ( -79.41,-159.20) 05/25/2021   03:41:08  ( -79.41,-159.26)    1.27                16
 05/25/2021   04:30:42   (  79.71,  10.52) 05/25/2021   04:31:43  (  79.71,  10.59)    1.63                61
 05/27/2021   19:08:29   (  79.26, 148.02) 05/27/2021   19:07:24  (  79.25, 147.98)    0.86                65
 05/27/2021   19:57:48   ( -79.57, -42.20) 05/27/2021   19:58:00  ( -79.58, -42.10)    2.26                12
 05/30/2021   11:24:53   (  79.41, -95.05) 05/30/2021   11:24:16  (  79.43, -94.91)    3.16                37
 05/30/2021   12:14:15   ( -79.62,  73.98) 05/30/2021   12:14:56  ( -79.62,  73.98)    0.07                41
 06/02/2021   03:41:18   (  79.49,  21.34) 06/02/2021   03:41:10  (  79.49,  21.40)    1.32                 8
 06/02/2021   04:30:41   ( -79.65,-169.87) 06/02/2021   04:31:51  ( -79.65,-169.96)    1.89                70
 06/04/2021   19:08:27   ( -79.23, -32.16) 06/04/2021   19:07:31  ( -79.22, -32.29)    2.78                56