Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 6 18.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/18/2021   16:16:14   (  69.55, -67.04) 06/18/2021   16:17:21  (  69.44, -65.00)   80.34                67
 06/18/2021   17:06:40   ( -68.61, 101.58) 06/18/2021   17:07:04  ( -68.60, 101.57)    0.52                24
 06/18/2021   17:57:24   (  68.48, -90.95) 06/18/2021   17:56:31  (  68.49, -90.92)    1.51                53
 06/21/2021   08:32:54   (  68.72,  49.89) 06/21/2021   08:34:01  (  68.69,  49.93)    3.03                67
 06/21/2021   09:23:35   ( -68.57,-142.61) 06/21/2021   09:23:31  ( -68.59,-142.57)    2.27                 4
 06/21/2021   10:14:14   (  68.18,  25.21) 06/21/2021   10:13:02  (  68.25,  24.67)   23.37                72
 06/24/2021   00:49:48   (  68.63, 165.76) 06/24/2021   00:50:29  (  68.61, 165.71)    3.14                41
 06/24/2021   01:40:29   ( -68.49, -26.73) 06/24/2021   01:39:59  ( -68.51, -26.78)    3.37                30
 06/26/2021   16:16:10   ( -69.31, 113.30) 06/26/2021   16:17:20  ( -69.21, 114.69)   56.06                70
 06/26/2021   17:06:43   (  68.61, -78.44) 06/26/2021   17:06:56  (  68.58, -78.45)    2.77                13
 06/26/2021   17:57:24   ( -68.46,  89.08) 06/26/2021   17:56:26  ( -68.49,  89.07)    2.92                58
 06/29/2021   08:32:53   ( -68.70,-130.09) 06/29/2021   08:33:55  ( -68.68,-130.10)    2.10                62
 06/29/2021   09:23:36   (  68.53,  37.43) 06/29/2021   09:23:22  (  68.55,  37.39)    2.60                14
 06/29/2021   10:14:10   ( -68.00,-154.58) 06/29/2021   10:12:59  ( -68.07,-155.56)   41.37                71
 07/02/2021   00:49:47   ( -68.62, -14.22) 07/02/2021   00:50:22  ( -68.64, -14.26)    3.06                35
 07/02/2021   01:40:31   (  68.51, 153.23) 07/02/2021   01:39:49  (  68.51, 153.23)    0.30                42