Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2023 4 18.  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)
 04/20/2023   20:58:56   (  79.64, 123.75) 04/20/2023   20:57:49  (  79.64, 123.84)    2.08                67
 04/20/2023   21:48:17   ( -79.84, -67.04) 04/20/2023   21:48:28  ( -79.85, -67.02)    0.44                11
 04/23/2023   13:14:37   (  79.78,-119.10) 04/23/2023   13:14:37  (  79.78,-119.20)    2.10                 0
 04/23/2023   14:01:16   ( -80.92, 112.24) 04/23/2023   14:02:29  ( -80.15, 109.97)   94.69                73
 04/26/2023   04:40:53   ( -79.86,-170.09) 04/26/2023   04:40:42  ( -79.86,-169.95)    2.69                11
 04/26/2023   05:30:15   (  79.97,  -1.56) 04/26/2023   05:31:23  (  79.96,  -1.69)    2.61                68
 04/28/2023   20:07:09   (  79.81, 137.98) 04/28/2023   20:06:50  (  79.81, 137.99)    0.31                19
 04/28/2023   20:56:31   ( -79.98, -53.03) 04/28/2023   20:57:30  ( -79.98, -53.06)    0.65                59
 05/01/2023   11:33:24   ( -79.76,  86.04) 05/01/2023   11:32:58  ( -79.76,  86.00)    0.91                26