Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 5 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)
 05/20/2019   03:41:35   ( -79.46,-158.89) 05/20/2019   03:41:31  ( -79.46,-158.94)    1.17                 4
 05/20/2019   04:30:54   (  79.72,  10.60) 05/20/2019   04:32:07  (  79.73,  10.68)    1.70                73
 05/22/2019   19:08:40   (  79.26, 148.04) 05/22/2019   19:07:47  (  79.25, 147.92)    2.62                53
 05/22/2019   19:58:00   ( -79.54, -42.47) 05/22/2019   19:58:24  ( -79.54, -42.46)    0.38                24
 05/25/2019   11:25:05   (  79.38, -95.35) 05/25/2019   11:24:40  (  79.38, -95.38)    0.58                25
 05/25/2019   12:14:25   ( -79.65,  74.20) 05/25/2019   12:15:17  ( -79.66,  74.29)    2.09                52
 05/28/2019   02:52:22   ( -78.78,-150.72) 05/28/2019   02:51:08  ( -78.82,-150.88)    5.66                74
 05/28/2019   03:41:29   (  79.52,  21.52) 05/28/2019   03:41:32  (  79.53,  21.61)    1.90                 3
 05/30/2019   19:08:36   ( -79.33, -31.51) 05/30/2019   19:07:50  ( -79.34, -31.47)    0.87                46