Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 6 16.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/17/2020   02:55:43   (  68.36, 134.63) 06/17/2020   02:56:46  (  68.34, 134.57)    3.17                63
 06/17/2020   03:46:24   ( -68.22, -57.88) 06/17/2020   03:46:16  ( -68.23, -57.92)    1.90                 8
 06/17/2020   04:37:01   (  67.72, 110.06) 06/17/2020   04:35:50  (  67.72, 109.14)   39.02                71
 06/19/2020   19:12:37   (  68.34,-109.57) 06/19/2020   19:13:15  (  68.34,-109.54)    1.49                38
 06/19/2020   20:03:18   ( -68.20,  57.92) 06/19/2020   20:02:46  ( -68.18,  57.90)    2.21                32
 06/22/2020   10:38:58   ( -69.08,-162.10) 06/22/2020   10:40:07  ( -68.96,-160.53)   63.85                69
 06/22/2020   11:29:29   (  68.27,   6.30) 06/22/2020   11:29:44  (  68.29,   6.28)    2.53                15
 06/22/2020   12:20:10   ( -68.13, 173.79) 06/22/2020   12:19:15  ( -68.13, 173.73)    2.75                55
 06/25/2020   02:55:39   ( -68.37, -45.37) 06/25/2020   02:56:47  ( -68.35, -45.41)    2.71                68
 06/25/2020   03:46:23   (  68.25, 122.09) 06/25/2020   03:46:14  (  68.23, 122.09)    2.37                 9
 06/25/2020   04:37:00   ( -67.90, -70.14) 06/25/2020   04:35:47  ( -67.97, -70.59)   20.31                73
 06/27/2020   19:12:33   ( -68.36,  70.43) 06/27/2020   19:13:16  ( -68.35,  70.47)    1.85                43
 06/27/2020   20:03:16   (  68.18,-122.04) 06/27/2020   20:02:44  (  68.17,-122.10)    3.08                32