Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2021 6 13.  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)
 06/13/2021   08:32:55   ( -68.91,-130.36) 06/13/2021   08:34:07  ( -68.82,-129.91)   20.12                72
 06/13/2021   09:23:35   (  68.57,  37.40) 06/13/2021   09:23:37  (  68.55,  37.39)    2.77                 2
 06/13/2021   10:14:16   ( -68.43,-155.10) 06/13/2021   10:13:07  ( -68.44,-155.11)    0.79                69
 06/16/2021   00:49:46   ( -68.66, -14.25) 06/16/2021   00:50:37  ( -68.65, -14.25)    0.51                51
 06/16/2021   01:40:30   (  68.54, 153.21) 06/16/2021   01:40:04  (  68.54, 153.26)    1.80                26
 06/16/2021   02:30:56   ( -67.59, -38.27) 06/16/2021   02:29:48  ( -67.65, -40.15)   79.72                68
 06/18/2021   16:16:14   (  69.52, -66.99) 06/18/2021   16:17:22  (  69.41, -65.03)   77.53                68
 06/18/2021   17:06:41   ( -68.62, 101.56) 06/18/2021   17:07:04  ( -68.64, 101.62)    3.46                23
 06/18/2021   17:57:24   (  68.45, -90.91) 06/18/2021   17:56:32  (  68.47, -90.95)    2.46                52
 06/21/2021   08:32:54   (  68.69,  49.92) 06/21/2021   08:34:02  (  68.67,  49.90)    1.72                68
 06/21/2021   09:23:36   ( -68.59,-142.63) 06/21/2021   09:23:32  ( -68.57,-142.59)    2.47                 4
 06/21/2021   10:14:15   (  68.21,  25.17) 06/21/2021   10:13:03  (  68.23,  24.64)   22.11                72
 06/24/2021   00:49:48   (  68.66, 165.73) 06/24/2021   00:50:28  (  68.65, 165.75)    1.40                40
 06/24/2021   01:40:29   ( -68.51, -26.75) 06/24/2021   01:39:59  ( -68.50, -26.80)    2.05                30
 06/26/2021   16:16:10   ( -69.32, 113.27) 06/26/2021   16:17:19  ( -69.25, 114.75)   58.59                69
 06/26/2021   17:06:43   (  68.63, -78.47) 06/26/2021   17:06:55  (  68.62, -78.40)    3.08                12
 06/26/2021   17:57:24   ( -68.48,  89.05) 06/26/2021   17:56:26  ( -68.47,  89.05)    0.34                58