Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 3 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)
 03/17/2025   07:24:58   (  74.31,  57.17) 03/17/2025   07:26:03  (  74.18,  60.31)   95.95                65
 03/17/2025   08:15:25   ( -73.46,-133.47) 03/17/2025   08:15:36  ( -73.50,-133.49)    3.63                11
 03/17/2025   09:06:10   (  73.42,  33.93) 03/17/2025   09:04:57  (  73.40,  33.99)    2.99                73
 03/19/2025   18:37:06   (  73.50,-108.97) 03/19/2025   18:37:45  (  73.50,-109.06)    2.95                39
 03/19/2025   19:27:49   ( -73.44,  58.48) 03/19/2025   19:27:06  ( -73.45,  58.50)    0.98                43
 03/22/2025   04:58:46   ( -73.57, -84.55) 03/22/2025   04:59:53  ( -73.55, -84.54)    2.09                67
 03/22/2025   05:49:30   (  73.49,  82.94) 03/22/2025   05:49:13  (  73.51,  83.04)    3.38                17
 03/24/2025   16:11:09   ( -73.52, 107.46) 03/24/2025   16:11:21  ( -73.51, 107.46)    1.48                12
 03/24/2025   17:01:53   (  73.45, -85.06) 03/24/2025   17:00:41  (  73.46, -84.97)    3.24                72
 03/27/2025   02:32:48   (  73.56, 131.96) 03/27/2025   02:33:25  (  73.57, 132.02)    2.27                37
 03/27/2025   03:23:31   ( -73.48, -60.55) 03/27/2025   03:22:47  ( -73.46, -60.53)    2.18                44
 03/29/2025   12:54:27   ( -73.60, 156.45) 03/29/2025   12:55:31  ( -73.58, 156.47)    2.30                64
 03/29/2025   13:45:10   (  73.49, -35.98) 03/29/2025   13:44:52  (  73.48, -36.07)    3.26                18