Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 12 21.  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)
 12/22/2021   06:50:22   ( -69.03,-104.96) 12/22/2021   06:51:27  ( -69.04,-104.97)    1.19                65
 12/22/2021   07:41:06   (  68.90,  62.53) 12/22/2021   07:40:54  (  68.93,  62.54)    3.30                12
 12/22/2021   08:31:41   ( -68.45,-129.55) 12/22/2021   08:30:29  ( -68.54,-130.32)   32.63                72
 12/24/2021   23:07:13   ( -69.00,  10.87) 12/24/2021   23:07:52  ( -69.00,  10.85)    0.76                39
 12/24/2021   23:57:57   (  68.88, 178.35) 12/24/2021   23:57:19  (  68.89, 178.36)    1.23                38
 12/27/2021   14:33:31   (  69.48, -41.34) 12/27/2021   14:34:42  (  69.39, -40.40)   38.42                71
 12/27/2021   15:24:05   ( -68.98, 126.69) 12/27/2021   15:24:17  ( -69.00, 126.74)    3.35                12
 12/27/2021   16:14:49   (  68.85, -65.83) 12/27/2021   16:13:45  (  68.83, -65.83)    2.52                64
 12/30/2021   06:50:15   (  69.04,  75.08) 12/30/2021   06:51:13  (  69.04,  75.04)    1.67                58
 12/30/2021   07:40:57   ( -68.95,-117.49) 12/30/2021   07:40:43  ( -68.94,-117.46)    2.08                14
 12/30/2021   08:31:29   (  68.19,  50.83) 12/30/2021   08:30:20  (  68.26,  49.35)   61.46                69
 01/01/2022   23:07:07   (  69.02,-169.11) 01/01/2022   23:07:38  (  69.02,-169.11)    0.13                31
 01/01/2022   23:57:49   ( -68.93,  -1.68) 01/01/2022   23:57:08  ( -68.92,  -1.61)    3.31                41