Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 11 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)
 11/20/2021   06:50:59   ( -69.50,-105.75) 11/20/2021   06:52:09  ( -69.38,-104.53)   49.65                70
 11/20/2021   07:41:33   (  68.85,  62.46) 11/20/2021   07:41:44  (  68.83,  62.41)    3.10                11
 11/20/2021   08:32:14   ( -68.71,-130.03) 11/20/2021   08:31:14  ( -68.72,-130.10)    2.87                60
 11/22/2021   23:07:42   ( -68.96,  10.79) 11/22/2021   23:08:42  ( -68.97,  10.82)    1.74                60
 11/22/2021   23:58:26   (  68.84, 178.26) 11/22/2021   23:58:09  (  68.86, 178.32)    3.29                17
 11/23/2021   00:48:58   ( -68.22, -13.61) 11/23/2021   00:47:47  ( -68.31, -14.72)   46.98                71
 11/25/2021   15:24:33   ( -68.90, 126.65) 11/25/2021   15:25:08  ( -68.89, 126.59)    3.02                35
 11/25/2021   16:15:17   (  68.78, -65.88) 11/25/2021   16:14:35  (  68.77, -65.91)    1.88                42
 11/28/2021   06:50:49   (  69.25,  74.63) 11/28/2021   06:52:00  (  69.18,  75.21)   24.42                71
 11/28/2021   07:41:26   ( -68.89,-117.56) 11/28/2021   07:41:33  ( -68.90,-117.51)    2.15                 7
 11/28/2021   08:32:09   (  68.73,  49.98) 11/28/2021   08:31:01  (  68.73,  49.92)    2.30                68
 11/30/2021   23:07:37   (  68.98,-169.22) 11/30/2021   23:08:29  (  68.96,-169.19)    2.97                52
 11/30/2021   23:58:18   ( -68.84,  -1.70) 11/30/2021   23:57:59  ( -68.86,  -1.69)    2.26                19
 12/01/2021   00:48:47   (  67.92, 166.80) 12/01/2021   00:47:39  (  68.01, 164.94)   78.48                68