Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 10 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)
 10/16/2018   19:38:06   (  68.30,-116.01) 10/16/2018   19:38:59  (  68.28,-116.07)    3.42                53
 10/16/2018   20:28:47   ( -68.17,  51.48) 10/16/2018   20:28:29  ( -68.17,  51.43)    2.08                18
 10/16/2018   21:19:17   (  67.28,-140.12) 10/16/2018   21:18:09  (  67.33,-141.88)   75.52                68
 10/19/2018   11:54:59   (  68.24,  -0.15) 10/19/2018   11:55:25  (  68.25,  -0.22)    2.79                26
 10/19/2018   12:45:41   ( -68.16, 167.27) 10/19/2018   12:44:55  ( -68.14, 167.28)    2.48                46
 10/22/2018   03:21:12   ( -68.47, -51.98) 10/22/2018   03:22:23  ( -68.42, -51.77)   10.07                71
 10/22/2018   04:11:54   (  68.24, 115.63) 10/22/2018   04:11:51  (  68.25, 115.67)    1.98                 3
 10/22/2018   05:02:35   ( -68.10, -76.88) 10/22/2018   05:01:22  ( -68.09, -76.89)    1.36                73
 10/24/2018   19:38:04   ( -68.30,  64.01) 10/24/2018   19:38:51  ( -68.29,  63.97)    1.90                47
 10/24/2018   20:28:48   (  68.18,-128.53) 10/24/2018   20:28:18  (  68.17,-128.53)    0.99                30
 10/24/2018   21:19:12   ( -67.12,  40.08) 10/24/2018   21:18:05  ( -67.12,  37.91)   93.72                67
 10/27/2018   11:04:28   (  68.97,  11.57) 10/27/2018   11:05:37  (  68.91,  12.99)   57.25                69
 10/27/2018   11:54:58   ( -68.24, 179.86) 10/27/2018   11:55:17  ( -68.26, 179.82)    2.32                19
 10/27/2018   12:45:42   (  68.12, -12.68) 10/27/2018   12:44:44  (  68.13, -12.69)    0.86                58