Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 9 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)
 09/23/2021   01:14:20   ( -81.25,  26.02) 09/23/2021   01:15:15  ( -81.25,  25.85)    2.87                55
 09/23/2021   02:05:00   (  81.26,-166.38) 09/23/2021   02:04:41  (  81.26,-166.43)    0.86                19
 09/25/2021   20:48:42   ( -81.25,  92.14) 09/25/2021   20:49:27  ( -81.24,  92.05)    1.77                45
 09/25/2021   21:39:21   (  81.26, -99.92) 09/25/2021   21:38:52  (  81.26, -99.89)    0.74                29
 09/28/2021   16:23:04   ( -81.25, 158.62) 09/28/2021   16:23:39  ( -81.24, 158.57)    0.95                35
 09/28/2021   17:13:43   (  81.26, -33.48) 09/28/2021   17:13:04  (  81.27, -33.39)    1.78                39
 10/01/2021   11:57:26   ( -81.25,-134.91) 10/01/2021   11:57:51  ( -81.25,-134.94)    0.58                25
 10/01/2021   12:48:05   (  81.26,  32.94) 10/01/2021   12:47:16  (  81.27,  33.07)    2.39                49
 10/04/2021   07:31:47   ( -81.25, -68.46) 10/04/2021   07:32:02  ( -81.25, -68.49)    0.67                15