Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 1 31.  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)
 02/02/2019   11:24:59   (  79.68, -93.08) 02/02/2019   11:24:44  (  79.68, -92.97)    2.37                15
 02/02/2019   12:14:22   ( -79.83,  75.73) 02/02/2019   12:15:25  ( -79.82,  75.58)    3.09                63
 02/05/2019   02:52:08   ( -79.48,-146.25) 02/05/2019   02:51:00  ( -79.48,-146.25)    0.11                68
 02/05/2019   03:41:28   (  79.69,  22.93) 02/05/2019   03:41:38  (  79.69,  22.84)    1.71                10
 02/07/2019   19:08:33   ( -79.61, -29.46) 02/07/2019   19:07:49  ( -79.61, -29.35)    2.25                44
 02/07/2019   19:57:53   (  79.81, 139.73) 02/07/2019   19:58:27  (  79.82, 139.78)    1.00                34
 02/10/2019   11:25:02   ( -79.62,  86.51) 02/10/2019   11:24:43  ( -79.62,  86.45)    1.41                19
 02/10/2019   12:14:22   (  79.82,-104.30) 02/10/2019   12:15:21  (  79.82,-104.42)    2.39                59
 02/13/2019   02:52:06   (  79.54,  34.15) 02/13/2019   02:50:54  (  79.54,  34.25)    1.89                72