Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 6 20.  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)
 06/20/2020   11:25:07   ( -79.35,  84.53) 06/20/2020   11:24:14  ( -79.35,  84.52)    0.24                53
 06/20/2020   12:14:28   (  79.54,-106.56) 06/20/2020   12:14:53  (  79.53,-106.69)    2.67                25
 06/23/2020   03:41:34   ( -79.42,-159.10) 06/23/2020   03:41:06  ( -79.43,-159.08)    0.40                28
 06/23/2020   04:30:54   (  79.64,  10.09) 06/23/2020   04:31:44  (  79.64,  10.00)    1.91                50
 06/25/2020   19:57:59   ( -79.53, -42.47) 06/25/2020   19:57:56  ( -79.53, -42.41)    1.25                 3
 06/25/2020   20:46:34   (  81.12, 141.11) 06/25/2020   20:47:47  (  80.90, 141.90)   27.97                73
 06/28/2020   11:25:05   (  79.36, -95.42) 06/28/2020   11:24:10  (  79.36, -95.35)    1.35                55
 06/28/2020   12:14:25   ( -79.63,  74.14) 06/28/2020   12:14:47  ( -79.64,  74.27)    2.46                22
 07/01/2020   03:41:31   (  79.46,  21.15) 07/01/2020   03:41:01  (  79.47,  21.28)    2.90                30
 07/01/2020   04:30:54   ( -79.62,-170.06) 07/01/2020   04:31:42  ( -79.62,-170.17)    2.43                48
 07/03/2020   19:57:59   (  79.48, 137.18) 07/03/2020   19:57:55  (  79.47, 137.11)    1.68                 4