Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 9 16.  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)
 09/17/2021   07:42:05   (  68.79,  62.43) 09/17/2021   07:43:02  (  68.81,  62.42)    2.62                57
 09/17/2021   08:32:47   ( -68.71,-130.14) 09/17/2021   08:32:32  ( -68.70,-130.08)    2.63                15
 09/17/2021   09:23:19   (  67.93,  38.16) 09/17/2021   09:22:10  (  67.97,  36.69)   61.63                69
 09/19/2021   23:58:58   (  68.76, 178.24) 09/19/2021   23:59:28  (  68.78, 178.26)    2.29                30
 09/20/2021   00:49:39   ( -68.63, -14.26) 09/20/2021   00:48:59  ( -68.62, -14.30)    1.89                40
 09/22/2021   15:25:13   ( -69.13, 126.20) 09/22/2021   15:26:25  ( -69.03, 126.81)   26.36                72
 09/22/2021   16:15:52   (  68.74, -65.96) 09/22/2021   16:15:55  (  68.75, -65.90)    2.54                 3
 09/22/2021   17:06:33   ( -68.60, 101.54) 09/22/2021   17:05:26  ( -68.59, 101.54)    1.26                67
 09/25/2021   07:42:02   ( -68.84,-117.62) 09/25/2021   07:42:55  ( -68.83,-117.56)    2.49                53
 09/25/2021   08:32:45   (  68.67,  49.91) 09/25/2021   08:32:23  (  68.66,  49.86)    2.40                22
 09/25/2021   09:23:14   ( -67.88,-141.76) 09/25/2021   09:22:05  ( -67.89,-143.42)   69.57                69
 09/27/2021   23:08:31   (  69.82,-170.55) 09/27/2021   23:09:37  (  69.72,-168.15)   92.90                66
 09/27/2021   23:58:55   ( -68.76,  -1.75) 09/27/2021   23:59:23  ( -68.74,  -1.80)    3.29                28
 09/28/2021   00:49:39   (  68.65, 165.71) 09/28/2021   00:48:49  (  68.67, 165.76)    3.06                50