Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 7 15.  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)
 07/16/2020   10:39:03   (  68.54,  18.59) 07/16/2020   10:40:15  (  68.48,  18.88)   13.61                72
 07/16/2020   11:29:41   ( -68.26,-173.71) 07/16/2020   11:29:47  ( -68.26,-173.75)    1.75                 6
 07/16/2020   12:20:26   (  68.17,  -6.30) 07/16/2020   12:19:14  (  68.15,  -6.24)    3.29                72
 07/19/2020   02:55:55   (  68.34, 134.62) 07/19/2020   02:56:46  (  68.35, 134.59)    1.30                51
 07/19/2020   03:46:36   ( -68.21, -57.89) 07/19/2020   03:46:16  ( -68.24, -57.90)    3.45                20
 07/19/2020   04:37:05   (  67.27, 110.58) 07/19/2020   04:35:57  (  67.34, 108.71)   80.45                68
 07/21/2020   19:12:51   (  68.30,-109.56) 07/21/2020   19:13:16  (  68.32,-109.56)    1.94                25
 07/21/2020   20:03:32   ( -68.17,  57.93) 07/21/2020   20:02:47  ( -68.17,  57.89)    1.72                45
 07/24/2020   10:39:06   ( -68.56,-161.43) 07/24/2020   10:40:17  ( -68.53,-161.08)   14.65                71
 07/24/2020   11:29:47   (  68.27,   6.26) 07/24/2020   11:29:47  (  68.24,   6.22)    3.19                 0
 07/24/2020   12:20:28   ( -68.13, 173.75) 07/24/2020   12:19:17  ( -68.14, 173.74)    1.67                71
 07/27/2020   02:55:59   ( -68.36, -45.40) 07/27/2020   02:56:50  ( -68.34, -45.43)    2.10                51
 07/27/2020   03:46:43   (  68.23, 122.07) 07/27/2020   03:46:17  (  68.21, 122.07)    1.67                26
 07/27/2020   04:37:09   ( -67.28, -69.45) 07/27/2020   04:36:01  ( -67.34, -71.30)   79.73                68