Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 9 26.  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)
 09/27/2019   19:08:27   (  79.22, 147.81) 09/27/2019   19:08:13  (  79.22, 147.73)    1.70                14
 09/27/2019   19:57:46   ( -79.54, -42.44) 09/27/2019   19:58:49  ( -79.54, -42.42)    0.65                63
 09/30/2019   10:35:33   ( -79.13,  95.48) 09/30/2019   10:34:26  ( -79.14,  95.59)    2.33                67
 09/30/2019   11:24:53   (  79.36, -95.43) 09/30/2019   11:25:04  (  79.35, -95.47)    0.89                11
 10/03/2019   02:52:00   ( -79.23,-148.04) 10/03/2019   02:51:18  ( -79.24,-147.90)    3.09                42
 10/03/2019   03:41:20   (  79.45,  21.06) 10/03/2019   03:41:56  (  79.45,  21.07)    0.27                36
 10/05/2019   19:08:29   ( -79.20, -32.31) 10/05/2019   19:08:13  ( -79.20, -32.41)    2.17                16
 10/05/2019   19:57:46   (  79.54, 137.54) 10/05/2019   19:58:47  (  79.54, 137.62)    1.72                61
 10/08/2019   10:35:36   (  78.99, -85.35) 10/08/2019   10:34:28  (  78.99, -85.43)    1.81                68