Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 6 3.  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)
 06/03/2020   19:12:41   (  68.33,-109.59) 06/03/2020   19:13:14  (  68.31,-109.58)    2.62                33
 06/03/2020   20:03:22   ( -68.19,  57.90) 06/03/2020   20:02:44  ( -68.20,  57.92)    0.70                38
 06/06/2020   10:38:59   ( -68.85,-161.82) 06/06/2020   10:40:09  ( -68.77,-160.78)   42.66                70
 06/06/2020   11:29:34   (  68.25,   6.29) 06/06/2020   11:29:43  (  68.27,   6.25)    2.22                 9
 06/06/2020   12:20:16   ( -68.16, 173.71) 06/06/2020   12:19:13  ( -68.16, 173.76)    1.80                63
 06/09/2020   02:55:44   ( -68.34, -45.37) 06/09/2020   02:56:45  ( -68.33, -45.43)    2.83                61
 06/09/2020   03:46:28   (  68.22, 122.09) 06/09/2020   03:46:12  (  68.22, 122.08)    1.08                16
 06/09/2020   04:37:01   ( -67.65, -69.87) 06/09/2020   04:35:50  ( -67.67, -70.93)   44.70                71
 06/11/2020   19:12:38   ( -68.32,  70.44) 06/11/2020   19:13:13  ( -68.34,  70.46)    2.52                35
 06/11/2020   20:03:22   (  68.20,-122.10) 06/11/2020   20:02:40  (  68.22,-122.03)    3.37                42
 06/14/2020   10:38:56   (  68.76,  18.31) 06/14/2020   10:40:06  (  68.66,  19.11)   34.08                70
 06/14/2020   11:29:31   ( -68.29,-173.75) 06/14/2020   11:29:41  ( -68.28,-173.72)    1.72                10
 06/14/2020   12:20:14   (  68.13,  -6.23) 06/14/2020   12:19:09  (  68.10,  -6.29)    3.37                65
 06/17/2020   02:55:43   (  68.37, 134.61) 06/17/2020   02:56:39  (  68.37, 134.64)    1.30                56