Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 12 3.  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)
 12/05/2021   02:45:15   ( -81.24,   2.17) 12/05/2021   02:46:25  ( -81.24,   2.22)    0.96                70
 12/05/2021   03:35:54   (  81.26, 170.24) 12/05/2021   03:35:50  (  81.26, 170.34)    1.91                 4
 12/07/2021   22:19:36   ( -81.25,  68.88) 12/07/2021   22:20:35  ( -81.25,  68.94)    1.19                59
 12/07/2021   23:10:16   (  81.25,-123.45) 12/07/2021   23:10:01  (  81.26,-123.34)    1.72                15
 12/10/2021   17:53:57   ( -81.24, 135.16) 12/10/2021   17:54:45  ( -81.24, 135.22)    0.92                48
 12/10/2021   18:44:36   (  81.26, -56.78) 12/10/2021   18:44:10  (  81.27, -56.72)    1.31                26
 12/13/2021   13:28:18   ( -81.25,-158.19) 12/13/2021   13:28:55  ( -81.25,-158.19)    0.28                37
 12/13/2021   14:18:58   (  81.26,   9.47) 12/13/2021   14:18:21  (  81.25,   9.48)    0.40                37
 12/16/2021   09:02:39   ( -81.25, -91.58) 12/16/2021   09:03:05  ( -81.26, -91.66)    1.37                26