Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 2 7.  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)
 02/07/2021   11:24:52   (  79.53, -94.14) 02/07/2021   11:24:13  (  79.53, -94.21)    1.73                39
 02/07/2021   12:14:12   ( -79.80,  75.43) 02/07/2021   12:14:50  ( -79.80,  75.49)    1.27                38
 02/10/2021   03:41:18   (  79.63,  22.41) 02/10/2021   03:41:05  (  79.63,  22.41)    0.07                13
 02/10/2021   04:30:38   ( -79.89,-167.99) 02/10/2021   04:31:42  ( -79.89,-167.84)    2.88                64
 02/12/2021   19:08:25   ( -79.46, -30.53) 02/12/2021   19:07:21  ( -79.46, -30.57)    0.84                64
 02/12/2021   19:57:43   (  79.75, 139.21) 02/12/2021   19:57:56  (  79.76, 139.32)    2.15                13
 02/15/2021   11:24:50   ( -79.58,  86.22) 02/15/2021   11:24:12  ( -79.59,  86.30)    1.58                38
 02/15/2021   12:14:11   (  79.76,-104.83) 02/15/2021   12:14:51  (  79.76,-104.91)    1.65                40
 02/18/2021   03:41:16   ( -79.63,-157.57) 02/18/2021   03:41:05  ( -79.62,-157.66)    1.92                11
 02/18/2021   04:30:35   (  79.87,  11.94) 02/18/2021   04:31:41  (  79.88,  12.01)    1.46                66
 02/20/2021   19:08:21   (  79.47, 149.56) 02/20/2021   19:07:19  (  79.47, 149.52)    0.88                62