Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 12 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)
 12/19/2019   11:24:59   (  79.52, -94.28) 12/19/2019   11:24:24  (  79.53, -94.28)    0.28                35
 12/19/2019   12:14:18   ( -79.82,  75.54) 12/19/2019   12:15:00  ( -79.83,  75.69)    3.13                42
 12/22/2019   03:41:24   (  79.66,  22.56) 12/22/2019   03:41:13  (  79.67,  22.70)    3.06                11
 12/22/2019   04:30:46   ( -79.84,-168.40) 12/22/2019   04:31:53  ( -79.84,-168.41)    0.38                67
 12/24/2019   19:08:33   ( -79.42, -30.89) 12/24/2019   19:07:30  ( -79.41, -30.99)    2.16                63
 12/24/2019   19:57:51   (  79.71, 138.84) 12/24/2019   19:58:05  (  79.71, 138.85)    0.30                14
 12/27/2019   11:24:57   ( -79.58,  86.14) 12/27/2019   11:24:18  ( -79.58,  86.23)    1.89                39
 12/27/2019   12:14:19   (  79.72,-105.19) 12/27/2019   12:14:58  (  79.72,-105.30)    2.17                39
 12/30/2019   03:41:23   ( -79.63,-157.65) 12/30/2019   03:41:09  ( -79.63,-157.64)    0.21                14
 12/30/2019   04:30:42   (  79.87,  11.86) 12/30/2019   04:31:45  (  79.88,  11.99)    2.57                63
 01/01/2020   19:08:27   (  79.51, 149.74) 01/01/2020   19:07:20  (  79.51, 149.85)    2.32                67