Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2017 1 28.  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)
 01/29/2017   10:39:34   (  68.37,  18.73) 01/29/2017   10:40:18  (  68.37,  18.67)    2.43                44
 01/29/2017   11:30:15   ( -68.25,-173.80) 01/29/2017   11:29:48  ( -68.26,-173.82)    2.02                27
 02/01/2017   02:05:59   ( -69.31, -34.08) 02/01/2017   02:07:07  ( -69.21, -32.04)   81.23                68
 02/01/2017   02:56:28   (  68.38, 134.49) 02/01/2017   02:56:47  (  68.38, 134.56)    2.71                19
 02/01/2017   03:47:08   ( -68.20, -57.96) 02/01/2017   03:46:18  ( -68.22, -58.00)    2.52                50
 02/03/2017   18:22:37   ( -68.52,  82.77) 02/03/2017   18:23:48  ( -68.50,  82.94)    7.31                71
 02/03/2017   19:13:20   (  68.33,-109.68) 02/03/2017   19:13:16  (  68.33,-109.62)    2.27                 4
 02/03/2017   20:04:00   ( -68.16,  57.87) 02/03/2017   20:02:47  ( -68.17,  57.82)    2.75                73
 02/06/2017   10:39:29   ( -68.43,-161.33) 02/06/2017   10:40:19  ( -68.40,-161.31)    3.17                50
 02/06/2017   11:30:13   (  68.29,   6.15) 02/06/2017   11:29:46  (  68.28,   6.19)    2.23                27
 02/06/2017   12:20:38   ( -67.30, 174.69) 02/06/2017   12:19:30  ( -67.40, 172.81)   81.00                68
 02/09/2017   02:05:57   (  69.37, 145.84) 02/09/2017   02:07:04  (  69.28, 148.05)   87.18                67
 02/09/2017   02:56:21   ( -68.33, -45.43) 02/09/2017   02:56:49  ( -68.35, -45.49)    3.28                28
 02/09/2017   03:47:06   (  68.25, 121.97) 02/09/2017   03:46:16  (  68.23, 122.01)    2.97                50