Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 13.  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)
 10/13/2021   10:35:51   (  79.04, -85.13) 10/13/2021   10:34:59  (  79.04, -85.22)    1.96                52
 10/13/2021   11:25:09   ( -79.40,  84.77) 10/13/2021   11:25:34  ( -79.40,  84.83)    1.31                25
 10/16/2021   02:52:16   (  79.17,  31.52) 10/16/2021   02:51:51  (  79.16,  31.46)    1.27                25
 10/16/2021   03:41:35   ( -79.48,-158.77) 10/16/2021   03:42:27  ( -79.49,-158.69)    1.92                52
 10/18/2021   18:20:14   ( -76.72, -31.60) 10/18/2021   18:19:00  ( -76.87, -32.38)   26.17                74
 10/18/2021   19:08:41   (  79.28, 148.13) 10/18/2021   19:08:43  (  79.28, 148.15)    0.61                 2
 10/21/2021   10:35:47   ( -79.12,  95.35) 10/21/2021   10:34:59  ( -79.12,  95.39)    0.83                48
 10/21/2021   11:25:07   (  79.35, -95.57) 10/21/2021   11:25:37  (  79.33, -95.69)    2.89                30
 10/24/2021   02:52:12   ( -79.18,-148.41) 10/24/2021   02:51:52  ( -79.17,-148.48)    1.70                20
 10/24/2021   03:41:30   (  79.48,  21.20) 10/24/2021   03:42:27  (  79.48,  21.25)    1.25                57
 10/26/2021   18:19:16   (  79.01, 158.83) 10/26/2021   18:18:06  (  79.01, 158.87)    0.79                70