Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 3 23.  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)
 03/23/2020   19:12:44   ( -68.35,  70.35) 03/23/2020   19:13:45  ( -68.36,  70.30)    1.70                61
 03/23/2020   20:03:28   (  68.22,-122.17) 03/23/2020   20:03:12  (  68.24,-122.19)    2.55                16
 03/23/2020   20:54:01   ( -67.66,  45.84) 03/23/2020   20:52:50  ( -67.69,  44.80)   44.03                71
 03/26/2020   11:29:39   ( -68.32,-173.84) 03/26/2020   11:30:13  ( -68.35,-173.82)    3.29                34
 03/26/2020   12:20:23   (  68.18,  -6.36) 03/26/2020   12:19:41  (  68.17,  -6.38)    1.81                42
 03/29/2020   02:55:57   (  68.63, 134.20) 03/29/2020   02:57:09  (  68.54, 134.67)   21.63                72
 03/29/2020   03:46:34   ( -68.28, -58.02) 03/29/2020   03:46:42  ( -68.28, -58.01)    0.64                 8
 03/29/2020   04:37:18   (  68.15, 109.45) 03/29/2020   04:36:09  (  68.15, 109.48)    1.47                69
 03/31/2020   19:12:47   (  68.33,-109.64) 03/31/2020   19:13:40  (  68.35,-109.67)    2.72                53
 03/31/2020   20:03:29   ( -68.25,  57.79) 03/31/2020   20:03:10  ( -68.26,  57.85)    2.94                19
 03/31/2020   20:53:59   (  67.36,-133.81) 03/31/2020   20:52:50  (  67.40,-135.49)   71.63                69
 04/03/2020   11:29:41   (  68.30,   6.17) 04/03/2020   11:30:07  (  68.33,   6.20)    3.28                26
 04/03/2020   12:20:22   ( -68.16, 173.67) 04/03/2020   12:19:38  ( -68.18, 173.65)    2.55                44
 04/06/2020   02:55:55   ( -68.55, -45.70) 04/06/2020   02:57:07  ( -68.49, -45.37)   15.05                72
 04/06/2020   03:46:36   (  68.28, 121.97) 04/06/2020   03:46:36  (  68.25, 121.99)    3.03                 0