Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 5 17.  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)
 05/17/2019   11:25:10   ( -79.35,  84.45) 05/17/2019   11:24:38  ( -79.34,  84.36)    1.98                32
 05/17/2019   12:14:29   (  79.61,-106.09) 05/17/2019   12:15:14  (  79.62,-106.08)    0.42                45
 05/20/2019   03:41:35   ( -79.47,-158.87) 05/20/2019   03:41:31  ( -79.46,-158.90)    0.72                 4
 05/20/2019   04:30:54   (  79.72,  10.61) 05/20/2019   04:32:07  (  79.73,  10.71)    1.94                73
 05/22/2019   19:08:40   (  79.26, 148.03) 05/22/2019   19:07:47  (  79.26, 147.94)    1.94                53
 05/22/2019   19:57:59   ( -79.58, -42.21) 05/22/2019   19:58:23  ( -79.58, -42.15)    1.14                24
 05/25/2019   11:25:04   (  79.41, -95.13) 05/25/2019   11:24:39  (  79.41, -95.09)    0.74                25
 05/25/2019   12:14:26   ( -79.61,  73.90) 05/25/2019   12:15:19  ( -79.60,  73.77)    2.84                53
 05/28/2019   02:52:11   ( -79.22,-148.15) 05/28/2019   02:50:57  ( -79.22,-148.13)    0.64                74
 05/28/2019   03:41:31   (  79.44,  20.93) 05/28/2019   03:41:35  (  79.43,  20.81)    2.41                 4
 05/30/2019   19:08:37   ( -79.28, -31.87) 05/30/2019   19:07:52  ( -79.27, -31.97)    2.27                45