Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 4 30.  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)
 04/30/2020   19:08:42   ( -79.33, -31.51) 04/30/2020   19:07:30  ( -79.33, -31.51)    0.19                72
 04/30/2020   19:58:00   (  79.63, 138.20) 04/30/2020   19:58:05  (  79.64, 138.33)    2.70                 5
 05/03/2020   11:25:08   ( -79.46,  85.23) 05/03/2020   11:24:21  ( -79.46,  85.35)    2.39                47
 05/03/2020   12:14:29   (  79.64,-105.84) 05/03/2020   12:15:00  (  79.64,-105.90)    1.33                31
 05/06/2020   03:41:37   ( -79.47,-158.82) 05/06/2020   03:41:16  ( -79.47,-158.88)    1.16                21
 05/06/2020   04:30:56   (  79.72,  10.63) 05/06/2020   04:31:52  (  79.73,  10.71)    1.76                56
 05/08/2020   19:08:43   (  79.31, 148.33) 05/08/2020   19:07:30  (  79.30, 148.31)    0.29                73
 05/08/2020   19:58:03   ( -79.59, -42.12) 05/08/2020   19:58:07  ( -79.60, -42.02)    2.28                 4
 05/11/2020   11:25:10   (  79.34, -95.56) 05/11/2020   11:24:23  (  79.33, -95.68)    2.62                47