Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 2 23.  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)
 02/23/2020   11:29:33   ( -68.37,-173.86) 02/23/2020   11:30:22  ( -68.36,-173.91)    2.28                49
 02/23/2020   12:20:17   (  68.23,  -6.38) 02/23/2020   12:19:49  (  68.25,  -6.40)    1.79                28
 02/23/2020   13:10:42   ( -67.24, 162.15) 02/23/2020   13:09:34  ( -67.30, 160.15)   86.41                68
 02/26/2020   02:56:00   (  69.19, 133.48) 02/26/2020   02:57:08  (  69.10, 135.26)   71.23                68
 02/26/2020   03:46:27   ( -68.31, -58.02) 02/26/2020   03:46:50  ( -68.33, -58.07)    3.12                23
 02/26/2020   04:37:12   (  68.23, 109.39) 02/26/2020   04:36:17  (  68.21, 109.44)    3.01                55
 02/28/2020   19:12:41   (  68.39,-109.67) 02/28/2020   19:13:47  (  68.40,-109.72)    2.65                66
 02/28/2020   20:03:23   ( -68.30,  57.75) 02/28/2020   20:03:17  ( -68.30,  57.79)    1.49                 6
 02/28/2020   20:54:01   (  67.85,-134.37) 02/28/2020   20:52:49  (  67.90,-135.04)   28.64                72
 03/02/2020   11:29:37   (  68.39,   6.09) 03/02/2020   11:30:12  (  68.37,   6.14)    2.54                35
 03/02/2020   12:20:18   ( -68.25, 173.59) 03/02/2020   12:19:43  ( -68.22, 173.59)    3.34                35
 03/05/2020   02:55:54   ( -68.78, -45.97) 03/05/2020   02:57:05  ( -68.65, -45.26)   32.08                71
 03/05/2020   03:46:31   (  68.28, 122.00) 03/05/2020   03:46:36  (  68.30, 121.96)    2.13                 5
 03/05/2020   04:37:13   ( -68.20, -70.58) 03/05/2020   04:36:06  ( -68.20, -70.53)    2.04                67
 03/07/2020   19:12:41   ( -68.36,  70.36) 03/07/2020   19:13:30  ( -68.36,  70.30)    2.52                49
 03/07/2020   20:03:25   (  68.24,-122.18) 03/07/2020   20:02:57  (  68.22,-122.22)    2.20                28
 03/07/2020   20:53:50   ( -67.23,  46.37) 03/07/2020   20:52:42  ( -67.29,  44.35)   87.29                68