Simultaneous Nadir Overpasses (SNOs) between METOP-B and TERRA
TLE Epoch: 2021 7 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)
 07/11/2021   23:43:19   ( -81.25,  49.06) 07/11/2021   23:43:47  ( -81.25,  49.10)    0.87                28
 07/12/2021   00:33:58   (  81.26,-143.03) 07/12/2021   00:33:13  (  81.26,-143.17)    2.53                45
 07/14/2021   19:17:42   ( -81.25, 115.56) 07/14/2021   19:17:59  ( -81.25, 115.50)    1.25                17
 07/14/2021   20:08:21   (  81.27, -76.53) 07/14/2021   20:07:24  (  81.27, -76.43)    1.95                57
 07/17/2021   14:52:05   ( -81.26,-177.95) 07/17/2021   14:52:10  ( -81.26,-177.77)    3.27                 5
 07/17/2021   15:42:44   (  81.27, -10.05) 07/17/2021   15:41:36  (  81.27, -10.10)    0.83                68
 07/20/2021   09:35:47   (  81.25,  80.74) 07/20/2021   09:36:54  (  81.26,  80.92)    3.14                67
 07/20/2021   10:26:27   ( -81.26,-111.49) 07/20/2021   10:26:21  ( -81.26,-111.45)    0.59                 6
 07/23/2021   05:10:10   (  81.25, 147.19) 07/23/2021   05:11:06  (  81.25, 147.17)    0.42                56