Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 3 18.  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)
 03/19/2025   18:37:06   (  73.52,-109.02) 03/19/2025   18:37:44  (  73.52,-109.03)    0.45                38
 03/19/2025   19:27:49   ( -73.47,  58.42) 03/19/2025   19:27:05  ( -73.46,  58.52)    3.34                44
 03/22/2025   04:58:45   ( -73.55, -84.51) 03/22/2025   04:59:52  ( -73.54, -84.55)    1.75                67
 03/22/2025   05:49:29   (  73.47,  82.99) 03/22/2025   05:49:13  (  73.45,  82.92)    3.34                16
 03/24/2025   16:11:08   ( -73.51, 107.49) 03/24/2025   16:11:19  ( -73.52, 107.50)    1.55                11
 03/24/2025   17:01:52   (  73.44, -85.03) 03/24/2025   17:00:40  (  73.43, -85.03)    1.09                72
 03/27/2025   02:32:48   (  73.56, 131.96) 03/27/2025   02:33:24  (  73.55, 131.99)    1.04                36
 03/27/2025   03:23:31   ( -73.48, -60.55) 03/27/2025   03:22:45  ( -73.50, -60.45)    3.62                46
 03/29/2025   12:54:26   ( -73.57, 156.54) 03/29/2025   12:55:29  ( -73.57, 156.47)    2.36                63
 03/29/2025   13:45:10   (  73.50, -36.01) 03/29/2025   13:44:49  (  73.52, -35.97)    2.58                21
 03/31/2025   23:16:16   (  74.15, 179.72) 03/31/2025   23:17:23  (  74.06,-178.04)   68.71                67
 04/01/2025   00:06:48   ( -73.52, -11.46) 04/01/2025   00:06:53  ( -73.54, -11.49)    2.53                 5