Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2022 12 16.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/18/2022   15:24:28   (  70.26, -54.86) 12/18/2022   15:25:22  (  70.28, -54.93)    3.06                54
 12/18/2022   16:15:01   ( -70.18, 112.62) 12/18/2022   16:14:48  ( -70.17, 112.56)    2.43                13
 12/18/2022   17:05:31   (  69.35, -78.84) 12/18/2022   17:04:23  (  69.43, -80.79)   76.82                68
 12/21/2022   08:25:49   ( -70.29,-130.23) 12/21/2022   08:26:25  ( -70.28,-130.21)    1.24                36
 12/21/2022   09:16:32   (  70.17,  37.26) 12/21/2022   09:15:49  (  70.15,  37.26)    2.84                43
 12/24/2022   00:36:45   ( -70.83, -13.79) 12/24/2022   00:37:55  ( -70.75, -12.45)   49.59                70
 12/24/2022   01:27:18   (  70.21, 154.51) 12/24/2022   01:27:26  (  70.23, 154.45)    3.01                 8
 12/24/2022   02:17:52   ( -70.14, -38.02) 12/24/2022   02:16:52  ( -70.13, -38.05)    1.64                60
 12/26/2022   17:38:04   (  70.33, -88.36) 12/26/2022   17:39:02  (  70.30, -88.39)    3.34                58
 12/26/2022   18:28:38   ( -70.22,  79.16) 12/26/2022   18:28:27  ( -70.24,  79.19)    2.79                11
 12/26/2022   19:19:09   (  69.52,-112.48) 12/26/2022   19:18:00  (  69.61,-114.02)   60.85                69
 12/29/2022   10:39:25   ( -70.32,-163.68) 12/29/2022   10:40:03  ( -70.34,-163.60)    3.61                38
 12/29/2022   11:30:06   (  70.19,   3.85) 12/29/2022   11:29:27  (  70.21,   3.87)    2.71                39