Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 3.  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)
 10/05/2021   10:35:48   ( -79.23,  96.10) 10/05/2021   10:34:53  ( -79.24,  96.24)    3.01                55
 10/05/2021   11:25:09   (  79.42, -95.00) 10/05/2021   11:25:32  (  79.42, -95.06)    1.43                23
 10/08/2021   02:52:18   ( -79.24,-147.98) 10/08/2021   02:51:49  ( -79.24,-148.03)    1.19                29
 10/08/2021   03:41:35   (  79.54,  21.69) 10/08/2021   03:42:23  (  79.54,  21.74)    0.96                48
 10/10/2021   19:08:43   ( -79.39, -31.10) 10/10/2021   19:08:39  ( -79.40, -31.00)    2.01                 4
 10/10/2021   19:58:02   (  79.65, 138.35) 10/10/2021   19:59:16  (  79.63, 138.27)    2.66                74
 10/13/2021   10:35:50   (  79.22, -84.01) 10/13/2021   10:34:54  (  79.23, -83.87)    3.12                56
 10/13/2021   11:25:12   ( -79.42,  84.97) 10/13/2021   11:25:34  ( -79.42,  84.96)    0.23                22
 10/16/2021   02:52:18   (  79.28,  32.24) 10/16/2021   02:51:48  (  79.28,  32.33)    1.95                30