Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2020 2 21.  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   11:30:23  ( -68.38,-173.90)    2.14                50
 02/23/2020   12:20:17   (  68.24,  -6.39) 02/23/2020   12:19:50  (  68.27,  -6.39)    3.55                27
 02/23/2020   13:10:43   ( -67.30, 162.09) 02/23/2020   13:09:35  ( -67.33, 160.16)   82.67                68
 02/26/2020   02:56:04   (  69.36, 133.25) 02/26/2020   02:57:11  (  69.22, 135.39)   85.52                67
 02/26/2020   03:46:29   ( -68.36, -58.09) 02/26/2020   03:46:55  ( -68.34, -58.08)    2.51                26
 02/26/2020   04:37:12   (  68.24, 109.38) 02/26/2020   04:36:21  (  68.23, 109.42)    2.00                51
 02/28/2020   19:12:43   (  68.50,-109.82) 02/28/2020   19:13:54  (  68.48,-109.67)    6.07                71
 02/28/2020   20:03:23   ( -68.31,  57.75) 02/28/2020   20:03:25  ( -68.33,  57.78)    2.92                 2
 02/28/2020   20:54:06   (  68.13,-134.71) 02/28/2020   20:52:53  (  68.16,-134.79)    4.59                73
 03/02/2020   11:29:37   (  68.39,   6.09) 03/02/2020   11:30:26  (  68.39,   6.09)    0.29                49
 03/02/2020   12:20:18   ( -68.25, 173.59) 03/02/2020   12:19:57  ( -68.24, 173.54)    2.45                21
 03/02/2020   13:10:46   (  67.26, -17.89) 03/02/2020   13:09:38  (  67.33, -19.86)   84.94                68
 03/05/2020   02:56:07   ( -69.47, -46.93) 03/05/2020   02:57:13  ( -69.39, -44.42)   98.50                66
 03/05/2020   03:46:32   (  68.34, 121.93) 03/05/2020   03:46:57  (  68.33, 121.88)    2.30                25
 03/05/2020   04:37:14   ( -68.25, -70.64) 03/05/2020   04:36:27  ( -68.23, -70.59)    2.65                47