Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 9 22.  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,  25.87) 09/23/2021   01:15:15  ( -81.24,  25.70)    2.81                55
 09/23/2021   02:05:00   (  81.26,-166.52) 09/23/2021   02:04:41  (  81.25,-166.56)    0.98                19
 09/25/2021   20:48:42   ( -81.25,  92.36) 09/25/2021   20:49:27  ( -81.25,  92.27)    1.61                45
 09/25/2021   21:39:22   (  81.26,-100.07) 09/25/2021   21:38:53  (  81.26,-100.03)    0.71                29
 09/28/2021   16:23:03   ( -81.25, 158.84) 09/28/2021   16:23:38  ( -81.26, 158.79)    0.99                35
 09/28/2021   17:13:43   (  81.26, -33.64) 09/28/2021   17:13:04  (  81.26, -33.54)    1.77                39
 10/01/2021   11:57:25   ( -81.25,-134.70) 10/01/2021   11:57:50  ( -81.26,-134.74)    0.81                25
 10/01/2021   12:48:05   (  81.26,  32.77) 10/01/2021   12:47:16  (  81.26,  32.91)    2.41                49
 10/04/2021   07:31:47   ( -81.25, -68.27) 10/04/2021   07:32:02  ( -81.26, -68.31)    0.78                15