Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 8 20.  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)
 08/20/2021   08:03:14   ( -81.26, -75.81) 08/20/2021   08:03:42  ( -81.26, -75.93)    2.11                28
 08/20/2021   08:53:54   (  81.27,  91.98) 08/20/2021   08:53:08  (  81.27,  91.83)    2.50                46
 08/23/2021   03:37:37   ( -81.26,  -9.50) 08/23/2021   03:37:54  ( -81.26,  -9.46)    1.01                17
 08/23/2021   04:28:17   (  81.26, 158.26) 08/23/2021   04:27:20  (  81.27, 158.27)    0.43                57
 08/25/2021   23:12:00   ( -81.25,  56.80) 08/25/2021   23:12:06  ( -81.26,  56.98)    3.30                 6
 08/26/2021   00:02:40   (  81.26,-135.47) 08/26/2021   00:01:32  (  81.27,-135.31)    2.64                68
 08/28/2021   17:55:42   (  81.25, -44.49) 08/28/2021   17:56:51  (  81.24, -44.58)    1.69                69
 08/28/2021   18:46:21   ( -81.26, 123.47) 08/28/2021   18:46:17  ( -81.26, 123.39)    1.31                 4
 08/31/2021   13:30:05   (  81.24,  21.75) 08/31/2021   13:31:03  (  81.24,  21.77)    0.78                58