Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 10 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)
 10/21/2020   02:53:51   ( -74.83,-165.51) 10/21/2020   02:52:37  ( -75.10,-166.94)   51.03                74
 10/21/2020   03:41:31   (  79.61,  22.07) 10/21/2020   03:41:32  (  79.62,  22.15)    1.69                 1
 10/23/2020   19:08:39   ( -79.40, -31.13) 10/23/2020   19:07:48  ( -79.40, -31.17)    0.81                51
 10/23/2020   19:57:56   (  79.73, 138.86) 10/23/2020   19:58:22  (  79.74, 139.02)    3.14                26
 10/26/2020   11:25:04   ( -79.53,  85.60) 10/26/2020   11:24:38  ( -79.53,  85.65)    0.92                26
 10/26/2020   12:14:24   (  79.74,-105.19) 10/26/2020   12:15:16  (  79.74,-105.26)    1.37                52
 10/29/2020   03:41:28   ( -79.64,-157.68) 10/29/2020   03:41:27  ( -79.65,-157.53)    3.15                 1
 10/29/2020   04:28:05   (  81.01,  74.08) 10/29/2020   04:29:17  (  80.20,  72.00)   97.16                72
 10/31/2020   19:08:35   (  79.40, 148.90) 10/31/2020   19:07:43  (  79.40, 148.82)    1.69                52