Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 10 22.  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)
 10/23/2020   02:56:12   (  68.35, 134.64) 10/23/2020   02:56:41  (  68.36, 134.58)    2.60                29
 10/23/2020   03:46:54   ( -68.27, -57.94) 10/23/2020   03:46:11  ( -68.25, -57.91)    2.26                43
 10/25/2020   18:22:27   ( -68.75,  82.58) 10/25/2020   18:23:39  ( -68.65,  83.18)   26.41                72
 10/25/2020   19:13:05   (  68.30,-109.53) 10/25/2020   19:13:10  (  68.31,-109.59)    2.88                 5
 10/25/2020   20:03:47   ( -68.22,  57.90) 10/25/2020   20:02:40  ( -68.21,  57.92)    1.49                67
 10/28/2020   10:39:14   ( -68.44,-161.24) 10/28/2020   10:40:10  ( -68.44,-161.20)    1.52                56
 10/28/2020   11:29:57   (  68.26,   6.30) 10/28/2020   11:29:38  (  68.26,   6.23)    2.90                19
 10/28/2020   12:20:28   ( -67.58, 174.46) 10/28/2020   12:19:18  ( -67.61, 173.10)   57.51                70
 10/31/2020   02:56:07   ( -68.39, -45.41) 10/31/2020   02:56:39  ( -68.39, -45.38)    1.16                32
 10/31/2020   03:46:51   (  68.27, 122.06) 10/31/2020   03:46:06  (  68.27, 122.12)    2.51                45
 11/02/2020   18:22:23   (  68.71, -97.37) 11/02/2020   18:23:35  (  68.60, -96.88)   23.39                72
 11/02/2020   19:13:00   ( -68.35,  70.41) 11/02/2020   19:13:08  ( -68.33,  70.43)    2.11                 8
 11/02/2020   20:03:43   (  68.18,-122.05) 11/02/2020   20:02:35  (  68.21,-122.07)    3.39                68