Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 6 10.  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)
 06/11/2021   02:06:24   ( -81.27,  14.07) 06/11/2021   02:06:26  ( -81.27,  13.90)    2.84                 2
 06/11/2021   02:57:04   (  81.27,-178.45) 06/11/2021   02:55:52  (  81.28,-178.36)    1.52                72
 06/13/2021   20:50:07   (  81.26, -87.46) 06/13/2021   20:51:12  (  81.25, -87.61)    2.58                65
 06/13/2021   21:40:47   ( -81.27,  80.39) 06/13/2021   21:40:38  ( -81.27,  80.35)    0.80                 9
 06/16/2021   16:24:31   (  81.25, -21.20) 06/16/2021   16:25:25  (  81.25, -21.23)    0.71                54
 06/16/2021   17:15:11   ( -81.26, 146.68) 06/16/2021   17:14:51  ( -81.27, 146.76)    1.49                20
 06/19/2021   11:58:54   (  81.26,  45.44) 06/19/2021   11:59:37  (  81.27,  45.49)    1.29                43
 06/19/2021   12:49:35   ( -81.26,-147.05) 06/19/2021   12:49:04  ( -81.27,-146.87)    3.07                31
 06/22/2021   07:33:17   (  81.25, 111.66) 06/22/2021   07:33:49  (  81.26, 111.80)    2.40                32