Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 4 12.  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   19:11:11   ( -72.53, -54.59) 04/14/2020   19:09:58  ( -72.85, -56.64)   76.73                73
 04/14/2020   19:58:07   (  79.60, 137.93) 04/14/2020   19:58:07  (  79.61, 138.04)    2.48                 0
 04/17/2020   11:25:16   ( -79.35,  84.46) 04/17/2020   11:24:26  ( -79.34,  84.32)    3.05                50
 04/17/2020   12:14:33   (  79.65,-105.84) 04/17/2020   12:15:00  (  79.65,-105.84)    0.05                27
 04/20/2020   03:41:39   ( -79.51,-158.56) 04/20/2020   03:41:15  ( -79.51,-158.50)    1.25                24
 04/20/2020   04:31:00   (  79.69,  10.37) 04/20/2020   04:31:54  (  79.68,  10.27)    2.06                54
 04/22/2020   19:09:16   (  78.02, 141.29) 04/22/2020   19:08:02  (  78.14, 140.85)   16.87                74
 04/22/2020   19:58:06   ( -79.55, -42.38) 04/22/2020   19:58:09  ( -79.55, -42.40)    0.38                 3
 04/25/2020   11:25:09   (  79.46, -94.76) 04/25/2020   11:24:21  (  79.47, -94.65)    2.35                48