Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 3 7.  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)
 03/08/2019   10:39:17   (  68.74,  18.28) 03/08/2019   10:40:28  (  68.63,  18.98)   30.53                71
 03/08/2019   11:29:52   ( -68.29,-173.81) 03/08/2019   11:30:02  ( -68.30,-173.78)    1.91                10
 03/08/2019   12:20:36   (  68.15,  -6.33) 03/08/2019   12:19:30  (  68.13,  -6.34)    2.42                66
 03/11/2019   02:56:04   (  68.39, 134.52) 03/11/2019   02:57:03  (  68.39, 134.55)    1.25                59
 03/11/2019   03:46:45   ( -68.26, -57.99) 03/11/2019   03:46:34  ( -68.23, -58.00)    2.65                11
 03/11/2019   04:37:19   (  67.58, 110.15) 03/11/2019   04:36:09  (  67.67, 108.99)   50.15                70
 03/13/2019   19:12:57   (  68.36,-109.67) 03/13/2019   19:13:34  (  68.35,-109.63)    2.47                37
 03/13/2019   20:03:37   ( -68.18,  57.89) 03/13/2019   20:03:05  ( -68.19,  57.82)    3.23                32
 03/16/2019   10:39:18   ( -69.11,-162.20) 03/16/2019   10:40:27  ( -69.01,-160.57)   65.43                69
 03/16/2019   11:29:49   (  68.29,   6.20) 03/16/2019   11:30:05  (  68.28,   6.17)    1.99                16
 03/16/2019   12:20:30   ( -68.15, 173.70) 03/16/2019   12:19:35  ( -68.18, 173.69)    3.27                55
 03/19/2019   02:55:57   ( -68.39, -45.46) 03/19/2019   02:57:06  ( -68.42, -45.43)    2.95                69
 03/19/2019   03:46:41   (  68.27, 122.00) 03/19/2019   03:46:33  (  68.29, 122.06)    3.49                 8
 03/19/2019   04:37:19   ( -67.97, -70.30) 03/19/2019   04:36:06  ( -68.03, -70.61)   14.69                73