Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 10.  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)
 10/10/2021   19:08:44   ( -79.31, -31.72) 10/10/2021   19:08:42  ( -79.31, -31.64)    1.85                 2
 10/10/2021   19:56:44   (  81.66, 164.80) 10/10/2021   19:57:57  (  81.25, 165.47)   46.92                73
 10/13/2021   10:35:51   (  79.04, -85.13) 10/13/2021   10:34:59  (  79.04, -85.22)    2.00                52
 10/13/2021   11:25:09   ( -79.40,  84.80) 10/13/2021   11:25:34  ( -79.41,  84.85)    1.14                25
 10/16/2021   02:52:16   (  79.17,  31.54) 10/16/2021   02:51:51  (  79.16,  31.47)    1.69                25
 10/16/2021   03:41:35   ( -79.49,-158.73) 10/16/2021   03:42:27  ( -79.49,-158.66)    1.39                52
 10/18/2021   18:20:21   ( -76.40, -32.69) 10/18/2021   18:19:07  ( -76.57, -33.57)   29.56                74
 10/18/2021   19:08:41   (  79.29, 148.18) 10/18/2021   19:08:43  (  79.29, 148.17)    0.42                 2
 10/21/2021   10:35:49   ( -79.06,  94.97) 10/21/2021   10:35:01  ( -79.06,  94.93)    0.92                48
 10/21/2021   11:25:06   (  79.40, -95.21) 10/21/2021   11:25:35  (  79.41, -95.13)    1.87                29