Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 5 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)
 05/22/2021   09:56:20   (  81.26,  76.23) 05/22/2021   09:56:29  (  81.26,  76.22)    0.59                 9
 05/22/2021   10:46:59   ( -81.27,-115.71) 05/22/2021   10:45:55  ( -81.27,-115.87)    2.77                64
 05/25/2021   04:40:04   ( -81.26, -24.93) 05/25/2021   04:41:15  ( -81.25, -25.10)    2.99                71
 05/25/2021   05:30:44   (  81.26, 142.64) 05/25/2021   05:30:41  (  81.25, 142.62)    0.99                 3
 05/28/2021   00:14:27   ( -81.26,  41.52) 05/28/2021   00:15:25  ( -81.27,  41.66)    2.63                58
 05/28/2021   01:05:06   (  81.27,-150.57) 05/28/2021   01:04:51  (  81.27,-150.65)    1.50                15
 05/30/2021   19:48:51   ( -81.26, 107.96) 05/30/2021   19:49:37  ( -81.26, 108.01)    0.95                46
 05/30/2021   20:39:30   (  81.27, -84.17) 05/30/2021   20:39:03  (  81.26, -84.34)    2.81                27
 06/02/2021   15:23:15   ( -81.26, 174.39) 06/02/2021   15:23:49  ( -81.25, 174.31)    1.28                34