Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 10 18.  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)
 10/18/2020   11:25:05   (  79.54, -94.31) 10/18/2020   11:24:41  (  79.54, -94.27)    0.79                24
 10/18/2020   12:14:26   ( -79.77,  74.98) 10/18/2020   12:15:19  ( -79.77,  75.10)    2.54                53
 10/21/2020   02:53:52   ( -74.81,-165.56) 10/21/2020   02:52:38  ( -75.08,-166.99)   51.17                74
 10/21/2020   03:41:31   (  79.63,  22.24) 10/21/2020   03:41:32  (  79.64,  22.32)    1.70                 1
 10/23/2020   19:08:39   ( -79.39, -31.20) 10/23/2020   19:07:48  ( -79.39, -31.25)    0.93                51
 10/23/2020   19:57:56   (  79.72, 138.77) 10/23/2020   19:58:22  (  79.73, 138.92)    3.11                26
 10/26/2020   11:25:04   ( -79.52,  85.55) 10/26/2020   11:24:38  ( -79.52,  85.58)    0.79                26
 10/26/2020   12:14:24   (  79.73,-105.27) 10/26/2020   12:15:16  (  79.73,-105.33)    1.42                52
 10/29/2020   03:41:29   ( -79.64,-157.72) 10/29/2020   03:41:28  ( -79.65,-157.57)    2.98                 1
 10/29/2020   04:28:07   (  81.04,  73.66) 10/29/2020   04:29:19  (  80.23,  71.63)   96.51                72
 10/31/2020   19:08:36   (  79.40, 148.89) 10/31/2020   19:07:44  (  79.40, 148.81)    1.84                52