Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 7 15.  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)
 07/15/2021   08:32:54   ( -68.67,-130.08) 07/15/2021   08:33:37  ( -68.70,-130.06)    2.69                43
 07/15/2021   09:23:38   (  68.55,  37.39) 07/15/2021   09:23:05  (  68.53,  37.38)    2.04                33
 07/17/2021   23:59:16   (  69.28, 177.54) 07/18/2021   00:00:25  (  69.18, 178.80)   50.88                69
 07/18/2021   00:49:48   ( -68.66, -14.29) 07/18/2021   00:50:03  ( -68.63, -14.26)    3.18                15
 07/18/2021   01:40:32   (  68.53, 153.18) 07/18/2021   01:39:30  (  68.52, 153.24)    3.31                62
 07/20/2021   16:16:01   (  68.73, -65.94) 07/20/2021   16:16:59  (  68.72, -65.90)    2.02                58
 07/20/2021   17:06:42   ( -68.59, 101.57) 07/20/2021   17:06:29  ( -68.62, 101.60)    3.10                13
 07/20/2021   17:57:16   (  67.93, -90.28) 07/20/2021   17:56:06  (  67.94, -91.56)   53.53                70
 07/23/2021   08:32:55   (  68.67,  49.91) 07/23/2021   08:33:26  (  68.64,  49.88)    3.26                31
 07/23/2021   09:23:36   ( -68.52,-142.58) 07/23/2021   09:22:56  ( -68.54,-142.61)    2.10                40
 07/25/2021   23:59:10   ( -68.99,  -2.06) 07/26/2021   00:00:22  ( -68.90,  -1.55)   22.38                72
 07/26/2021   00:49:49   (  68.61, 165.76) 07/26/2021   00:49:52  (  68.61, 165.73)    1.38                 3
 07/26/2021   01:40:31   ( -68.51, -26.80) 07/26/2021   01:39:22  ( -68.51, -26.76)    1.65                69
 07/28/2021   16:15:59   ( -68.72, 114.08) 07/28/2021   16:16:50  ( -68.71, 114.09)    0.76                51
 07/28/2021   17:06:43   (  68.60, -78.46) 07/28/2021   17:06:17  (  68.58, -78.42)    2.71                26
 07/28/2021   17:57:09   ( -67.65,  90.07) 07/28/2021   17:56:01  ( -67.70,  88.18)   80.12                68