Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 12 29.  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)
 12/29/2020   11:24:57   ( -79.53,  85.74) 12/29/2020   11:24:11  ( -79.54,  85.86)    2.58                46
 12/29/2020   12:14:18   (  79.71,-105.31) 12/29/2020   12:14:50  (  79.71,-105.33)    0.50                32
 01/01/2021   03:41:24   ( -79.60,-157.90) 01/01/2021   03:41:05  ( -79.59,-157.89)    0.31                19
 01/01/2021   04:30:45   (  79.77,  11.05) 01/01/2021   04:31:44  (  79.76,  10.92)    2.80                59
 01/03/2021   19:08:28   (  79.46, 149.37) 01/03/2021   19:07:18  (  79.46, 149.48)    2.50                70
 01/03/2021   19:57:50   ( -79.66, -41.58) 01/03/2021   19:57:58  ( -79.65, -41.65)    1.44                 8
 01/06/2021   11:24:54   (  79.55, -94.11) 01/06/2021   11:24:11  (  79.55, -94.04)    1.39                43
 01/06/2021   12:14:17   ( -79.71,  74.70) 01/06/2021   12:14:52  ( -79.70,  74.59)    2.44                35
 01/09/2021   03:41:21   (  79.60,  22.12) 01/09/2021   03:41:05  (  79.60,  22.16)    0.92                16
 01/09/2021   04:30:44   ( -79.76,-169.05) 01/09/2021   04:31:46  ( -79.75,-169.19)    2.82                62
 01/11/2021   19:08:29   ( -79.39, -31.07) 01/11/2021   19:07:23  ( -79.39, -31.16)    1.96                66