Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 4 4.  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)
 04/04/2021   11:25:08   ( -79.33,  84.29) 04/04/2021   11:24:07  ( -79.32,  84.24)    1.12                61
 04/04/2021   12:14:28   (  79.55,-106.54) 04/04/2021   12:14:45  (  79.54,-106.68)    3.05                17
 04/07/2021   03:41:34   ( -79.43,-159.14) 04/07/2021   03:40:58  ( -79.43,-159.14)    0.24                36
 04/07/2021   04:30:55   (  79.61,   9.77) 04/07/2021   04:31:37  (  79.61,   9.68)    1.92                42
 04/09/2021   19:58:00   ( -79.53, -42.60) 04/09/2021   19:57:49  ( -79.53, -42.53)    1.56                11
 04/09/2021   20:47:21   (  79.70, 126.32) 04/09/2021   20:48:28  (  79.71, 126.31)    0.34                67
 04/12/2021   11:25:05   (  79.38, -95.39) 04/12/2021   11:24:02  (  79.38, -95.25)    2.97                63
 04/12/2021   12:14:28   ( -79.54,  73.39) 04/12/2021   12:14:43  ( -79.53,  73.27)    2.57                15
 04/15/2021   03:41:32   (  79.38,  20.54) 04/15/2021   03:40:55  (  79.38,  20.51)    0.64                37
 04/15/2021   04:30:52   ( -79.66,-169.87) 04/15/2021   04:31:32  ( -79.66,-169.85)    0.38                40
 04/17/2021   19:57:56   (  79.54, 137.48) 04/17/2021   19:57:44  (  79.55, 137.61)    2.80                12