Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 10 17.  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)
 10/18/2019   10:39:35   (  68.44,  18.73) 10/18/2019   10:40:01  (  68.46,  18.75)    2.66                26
 10/18/2019   11:30:16   ( -68.30,-173.77) 10/18/2019   11:29:32  ( -68.30,-173.81)    1.41                44
 10/21/2019   02:05:48   ( -68.75, -33.22) 10/21/2019   02:07:00  ( -68.66, -32.77)   21.13                72
 10/21/2019   02:56:28   (  68.42, 134.53) 10/21/2019   02:56:29  (  68.43, 134.59)    2.83                 1
 10/21/2019   03:47:09   ( -68.28, -57.97) 10/21/2019   03:46:00  ( -68.27, -57.96)    0.98                69
 10/23/2019   18:22:38   ( -68.52,  82.86) 10/23/2019   18:23:31  ( -68.51,  82.93)    2.88                53
 10/23/2019   19:13:21   (  68.34,-109.60) 10/23/2019   19:12:59  (  68.33,-109.64)    1.82                22
 10/23/2019   20:03:50   ( -67.56,  58.69) 10/23/2019   20:02:41  ( -67.57,  57.10)   67.54                69
 10/26/2019   09:49:08   (  69.55,  29.89) 10/26/2019   09:50:14  (  69.46,  32.38)   97.35                66
 10/26/2019   10:39:31   ( -68.45,-161.28) 10/26/2019   10:40:00  ( -68.47,-161.24)    3.18                29
 10/26/2019   11:30:15   (  68.32,   6.19) 10/26/2019   11:29:27  (  68.35,   6.25)    3.56                48
 10/29/2019   02:05:46   (  68.68, 146.87) 10/29/2019   02:06:57  (  68.63, 147.20)   14.44                71
 10/29/2019   02:56:25   ( -68.43, -45.49) 10/29/2019   02:56:29  ( -68.43, -45.42)    2.75                 4
 10/29/2019   03:47:08   (  68.26, 122.04) 10/29/2019   03:45:57  (  68.24, 122.00)    2.25                71