Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2018 12 21.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/21/2018   12:45:25   (  81.28,  35.79) 12/21/2018   12:45:35  (  81.28,  35.66)    2.20                10
 12/21/2018   13:36:05   ( -81.29,-156.62) 12/21/2018   13:35:02  ( -81.28,-156.80)    3.17                63
 12/24/2018   07:29:13   ( -81.26, -66.70) 12/24/2018   07:30:27  ( -81.22, -66.65)    4.66                74
 12/24/2018   08:19:50   (  81.28, 102.13) 12/24/2018   08:19:50  (  81.29, 102.21)    1.51                 0
 12/24/2018   09:10:30   ( -81.29, -90.23) 12/24/2018   09:09:17  ( -81.28, -90.22)    0.26                73
 12/27/2018   03:03:34   ( -81.28,   0.84) 12/27/2018   03:04:38  ( -81.29,   0.99)    2.82                64
 12/27/2018   03:54:14   (  81.28, 168.46) 12/27/2018   03:54:05  (  81.27, 168.33)    2.50                 9
 12/29/2018   22:37:59   ( -81.28,  67.20) 12/29/2018   22:38:54  ( -81.27,  67.08)    2.25                55
 12/29/2018   23:28:38   (  81.28,-124.83) 12/29/2018   23:28:19  (  81.29,-124.85)    0.80                19
 01/01/2019   18:12:23   ( -81.28, 133.92) 01/01/2019   18:13:08  ( -81.29, 133.85)    1.35                45