Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 4 13.  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)
 04/14/2020   19:11:10   ( -72.58, -54.50) 04/14/2020   19:09:57  ( -72.90, -56.54)   76.24                73
 04/14/2020   19:58:07   (  79.60, 137.92) 04/14/2020   19:58:07  (  79.60, 138.03)    2.50                 0
 04/17/2020   11:25:16   ( -79.35,  84.44) 04/17/2020   11:24:26  ( -79.34,  84.31)    2.87                50
 04/17/2020   12:14:34   (  79.64,-105.85) 04/17/2020   12:15:01  (  79.64,-105.85)    0.07                27
 04/20/2020   03:41:39   ( -79.51,-158.58) 04/20/2020   03:41:15  ( -79.51,-158.51)    1.58                24
 04/20/2020   04:31:00   (  79.69,  10.35) 04/20/2020   04:31:54  (  79.68,  10.26)    1.81                54
 04/22/2020   19:09:13   (  78.15, 141.89) 04/22/2020   19:07:59  (  78.26, 141.50)   15.31                74
 04/22/2020   19:58:05   ( -79.59, -42.14) 04/22/2020   19:58:08  ( -79.59, -42.13)    0.28                 3
 04/25/2020   11:25:09   (  79.46, -94.79) 04/25/2020   11:24:21  (  79.47, -94.64)    3.09                48