Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 12 19.  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)
 12/19/2021   14:33:43   ( -69.74, 138.26) 12/19/2021   14:34:51  ( -69.64, 139.94)   65.83                68
 12/19/2021   15:24:15   (  68.97, -53.35) 12/19/2021   15:24:28  (  68.98, -53.28)    3.09                13
 12/19/2021   16:14:56   ( -68.84, 114.15) 12/19/2021   16:13:59  ( -68.81, 114.14)    3.42                57
 12/22/2021   06:50:22   ( -69.07,-105.00) 12/22/2021   06:51:26  ( -69.06,-104.94)    2.39                64
 12/22/2021   07:41:05   (  68.89,  62.55) 12/22/2021   07:40:54  (  68.90,  62.49)    2.62                11
 12/22/2021   08:31:41   ( -68.49,-129.60) 12/22/2021   08:30:29  ( -68.51,-130.36)   31.05                72
 12/24/2021   23:07:14   ( -69.04,  10.82) 12/24/2021   23:07:52  ( -69.03,  10.89)    2.93                38
 12/24/2021   23:57:57   (  68.86, 178.37) 12/24/2021   23:57:20  (  68.86, 178.32)    2.30                37
 12/27/2021   14:33:32   (  69.52, -41.39) 12/27/2021   14:34:42  (  69.42, -40.36)   42.06                70
 12/27/2021   15:24:05   ( -68.96, 126.72) 12/27/2021   15:24:18  ( -68.98, 126.71)    2.28                13
 12/27/2021   16:14:49   (  68.84, -65.81) 12/27/2021   16:13:45  (  68.86, -65.80)    2.67                64
 12/30/2021   06:50:16   (  69.07,  75.03) 12/30/2021   06:51:13  (  69.08,  75.09)    2.48                57
 12/30/2021   07:40:57   ( -68.93,-117.46) 12/30/2021   07:40:44  ( -68.92,-117.48)    1.58                13
 12/30/2021   08:31:30   (  68.23,  50.78) 12/30/2021   08:30:20  (  68.30,  49.40)   57.58                70
 01/01/2022   23:07:06   (  69.00,-169.09) 01/01/2022   23:07:38  (  69.01,-169.12)    1.56                32
 01/01/2022   23:57:48   ( -68.91,  -1.65) 01/01/2022   23:57:08  ( -68.91,  -1.61)    1.48                40