Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 6 18.  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)
 06/18/2019   11:24:58   ( -79.46,  85.24) 06/18/2019   11:24:48  ( -79.47,  85.34)    2.17                10
 06/18/2019   12:14:18   (  79.68,-105.57) 06/18/2019   12:15:26  (  79.68,-105.53)    0.72                68
 06/21/2019   02:52:05   (  79.23,  31.95) 06/21/2019   02:51:06  (  79.22,  31.90)    1.12                59
 06/21/2019   03:41:25   ( -79.51,-158.54) 06/21/2019   03:41:43  ( -79.51,-158.56)    0.49                18
 06/23/2019   19:08:31   (  79.27, 148.10) 06/23/2019   19:08:00  (  79.26, 147.97)    3.03                31
 06/23/2019   19:57:51   ( -79.55, -42.35) 06/23/2019   19:58:37  ( -79.55, -42.47)    2.53                46
 06/26/2019   11:24:54   (  79.46, -94.73) 06/26/2019   11:24:50  (  79.47, -94.64)    1.92                 4
 06/26/2019   12:14:15   ( -79.70,  74.62) 06/26/2019   12:15:28  ( -79.71,  74.73)    2.31                73
 06/29/2019   02:52:01   ( -79.29,-147.68) 06/29/2019   02:51:07  ( -79.29,-147.60)    1.73                54
 06/29/2019   03:41:20   (  79.54,  21.65) 06/29/2019   03:41:44  (  79.54,  21.69)    0.96                24
 07/01/2019   19:08:27   ( -79.36, -31.33) 07/01/2019   19:08:01  ( -79.36, -31.28)    1.08                26