Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 9 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)
 09/19/2021   23:58:58   (  68.75, 178.25) 09/19/2021   23:59:29  (  68.74, 178.21)    2.09                31
 09/20/2021   00:49:39   ( -68.62, -14.25) 09/20/2021   00:48:59  ( -68.63, -14.29)    2.09                40
 09/22/2021   15:25:14   ( -69.18, 126.14) 09/22/2021   15:26:25  ( -69.05, 126.83)   30.79                71
 09/22/2021   16:15:52   (  68.73, -65.95) 09/22/2021   16:15:56  (  68.71, -65.95)    2.53                 4
 09/22/2021   17:06:33   ( -68.60, 101.55) 09/22/2021   17:05:26  ( -68.60, 101.55)    0.84                67
 09/25/2021   07:42:02   ( -68.83,-117.62) 09/25/2021   07:42:55  ( -68.85,-117.55)    3.15                53
 09/25/2021   08:32:45   (  68.66,  49.92) 09/25/2021   08:32:23  (  68.67,  49.88)    2.23                22
 09/25/2021   09:23:14   ( -67.88,-141.75) 09/25/2021   09:22:05  ( -67.90,-143.41)   69.29                69
 09/27/2021   23:08:30   (  69.81,-170.55) 09/27/2021   23:09:36  (  69.74,-168.13)   93.22                66
 09/27/2021   23:58:54   ( -68.76,  -1.75) 09/27/2021   23:59:22  ( -68.75,  -1.79)    1.74                28
 09/28/2021   00:49:38   (  68.64, 165.72) 09/28/2021   00:48:49  (  68.63, 165.71)    1.34                49
 09/30/2021   15:25:07   (  68.89, -53.47) 09/30/2021   15:26:18  (  68.87, -53.40)    3.83                71
 09/30/2021   16:15:48   ( -68.74, 114.05) 09/30/2021   16:15:49  ( -68.71, 114.04)    3.30                 1
 09/30/2021   17:06:30   (  68.52, -78.35) 09/30/2021   17:05:17  (  68.53, -78.54)    7.70                73