Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 12 1.  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)
 12/02/2019   18:22:20   (  68.45, -97.06) 12/02/2019   18:23:30  (  68.44, -97.07)    0.41                70
 12/02/2019   19:13:01   ( -68.32,  70.42) 12/02/2019   19:13:00  ( -68.33,  70.43)    1.80                 1
 12/02/2019   20:03:42   (  68.02,-121.90) 12/02/2019   20:02:30  (  68.06,-122.25)   15.29                72
 12/05/2019   10:39:13   (  68.41,  18.75) 12/05/2019   10:40:00  (  68.38,  18.74)    3.23                47
 12/05/2019   11:29:54   ( -68.28,-173.76) 12/05/2019   11:29:30  ( -68.28,-173.76)    0.38                24
 12/05/2019   12:20:20   (  67.18,  -5.10) 12/05/2019   12:19:14  (  67.21,  -7.33)   96.20                66
 12/08/2019   02:05:40   ( -69.46, -34.21) 12/08/2019   02:06:46  ( -69.37, -31.77)   96.00                66
 12/08/2019   02:56:05   (  68.38, 134.57) 12/08/2019   02:56:28  (  68.37, 134.61)    1.79                23
 12/08/2019   03:46:46   ( -68.24, -57.94) 12/08/2019   03:45:58  ( -68.27, -57.88)    3.45                48
 12/10/2019   18:22:17   ( -68.63,  82.71) 12/10/2019   18:23:28  ( -68.58,  83.10)   16.88                71
 12/10/2019   19:12:57   (  68.30,-109.55) 12/10/2019   19:12:58  (  68.30,-109.60)    1.97                 1
 12/10/2019   20:03:39   ( -68.21,  57.88) 12/10/2019   20:02:28  ( -68.20,  57.91)    2.00                71
 12/13/2019   10:39:06   ( -68.39,-161.20) 12/13/2019   10:40:00  ( -68.40,-161.24)    2.19                54
 12/13/2019   11:29:50   (  68.27,   6.26) 12/13/2019   11:29:27  (  68.28,   6.26)    0.96                23
 12/13/2019   12:20:18   ( -67.43, 174.62) 12/13/2019   12:19:09  ( -67.51, 173.00)   69.67                69