Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 6 15.  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)
 06/15/2025   11:51:29   ( -74.37, 170.32) 06/15/2025   11:52:38  ( -74.22, 171.98)   52.60                69
 06/15/2025   12:42:05   (  73.85, -21.08) 06/15/2025   12:42:03  (  73.85, -21.16)    2.49                 2
 06/15/2025   13:32:40   ( -73.43, 147.21) 06/15/2025   13:31:30  ( -73.52, 145.80)   45.33                70
 06/17/2025   22:13:13   (  74.39,-165.17) 06/17/2025   22:14:21  (  74.28,-163.37)   55.42                68
 06/17/2025   23:03:46   ( -73.88,   3.43) 06/17/2025   23:03:49  ( -73.89,   3.44)    1.87                 3
 06/17/2025   23:54:24   (  73.45, 171.73) 06/17/2025   23:53:14  (  73.52, 170.32)   45.12                70
 06/20/2025   08:34:57   ( -74.56,-141.04) 06/20/2025   08:36:04  ( -74.46,-138.46)   77.66                67
 06/20/2025   09:25:30   (  73.91,  27.93) 06/20/2025   09:25:33  (  73.88,  27.93)    2.76                 3
 06/20/2025   10:16:09   ( -73.68,-164.22) 06/20/2025   10:14:56  ( -73.75,-164.68)   16.45                73
 06/22/2025   18:56:41   (  74.60,-116.58) 06/22/2025   18:57:47  (  74.48,-113.87)   81.22                66
 06/22/2025   19:47:11   ( -73.93,  52.44) 06/22/2025   19:47:18  ( -73.94,  52.56)    3.53                 7
 06/22/2025   20:37:52   (  73.67,-139.62) 06/22/2025   20:36:40  (  73.72,-140.22)   19.81                72
 06/25/2025   06:08:54   (  73.93,  77.02) 06/25/2025   06:09:01  (  73.95,  77.10)    3.18                 7
 06/25/2025   06:59:36   ( -73.85,-115.46) 06/25/2025   06:58:23  ( -73.87,-115.41)    2.66                73
 06/27/2025   16:30:35   ( -73.96, 101.54) 06/27/2025   16:30:46  ( -73.96, 101.65)    3.60                11