Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 5 11.  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)
 05/11/2019   10:39:19   (  69.01,  17.92) 05/11/2019   10:40:28  (  68.92,  19.33)   57.00                69
 05/11/2019   11:29:49   ( -68.27,-173.78) 05/11/2019   11:30:07  ( -68.30,-173.80)    2.85                18
 05/11/2019   12:20:33   (  68.15,  -6.32) 05/11/2019   12:19:35  (  68.14,  -6.35)    1.75                58
 05/14/2019   02:56:04   (  68.38, 134.53) 05/14/2019   02:57:07  (  68.35, 134.51)    3.22                63
 05/14/2019   03:46:45   ( -68.23, -57.97) 05/14/2019   03:46:37  ( -68.24, -57.99)    1.20                 8
 05/14/2019   04:37:22   (  67.74, 109.96) 05/14/2019   04:36:10  (  67.80, 109.14)   35.44                72
 05/16/2019   19:13:00   (  68.35,-109.66) 05/16/2019   19:13:36  (  68.34,-109.62)    1.79                36
 05/16/2019   20:03:41   ( -68.20,  57.84) 05/16/2019   20:03:07  ( -68.18,  57.81)    2.44                34
 05/19/2019   10:39:21   ( -68.91,-161.95) 05/19/2019   10:40:31  ( -68.83,-160.79)   47.54                70
 05/19/2019   11:29:55   (  68.26,   6.21) 05/19/2019   11:30:06  (  68.27,   6.17)    1.91                11
 05/19/2019   12:20:37   ( -68.16, 173.65) 05/19/2019   12:19:36  ( -68.17, 173.68)    1.22                61
 05/22/2019   02:56:07   ( -68.40, -45.51) 05/22/2019   02:57:07  ( -68.37, -45.47)    3.27                60
 05/22/2019   03:46:50   (  68.24, 122.01) 05/22/2019   03:46:34  (  68.25, 122.03)    2.30                16
 05/22/2019   04:37:23   ( -67.65, -69.94) 05/22/2019   04:36:12  ( -67.71, -70.98)   44.17                71
 05/24/2019   19:13:02   ( -68.32,  70.36) 05/24/2019   19:13:37  ( -68.30,  70.32)    3.09                35
 05/24/2019   20:03:45   (  68.16,-122.12) 05/24/2019   20:03:04  (  68.18,-122.18)    3.40                41