Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 6 17.  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)
 06/17/2025   22:13:13   (  74.39,-165.17) 06/17/2025   22:14:21  (  74.28,-163.37)   55.15                68
 06/17/2025   23:03:46   ( -73.88,   3.43) 06/17/2025   23:03:49  ( -73.89,   3.43)    1.70                 3
 06/17/2025   23:54:24   (  73.45, 171.74) 06/17/2025   23:53:14  (  73.52, 170.32)   45.36                70
 06/20/2025   08:34:57   ( -74.56,-141.04) 06/20/2025   08:36:04  ( -74.45,-138.46)   77.37                67
 06/20/2025   09:25:30   (  73.90,  27.94) 06/20/2025   09:25:33  (  73.88,  27.93)    2.46                 3
 06/20/2025   10:16:09   ( -73.68,-164.21) 06/20/2025   10:14:56  ( -73.75,-164.69)   16.64                73
 06/22/2025   18:56:41   (  74.60,-116.57) 06/22/2025   18:57:47  (  74.48,-113.87)   80.81                66
 06/22/2025   19:47:11   ( -73.93,  52.45) 06/22/2025   19:47:18  ( -73.93,  52.55)    3.12                 7
 06/22/2025   20:37:52   (  73.67,-139.61) 06/22/2025   20:36:40  (  73.72,-140.22)   20.25                72
 06/25/2025   06:08:54   (  73.93,  77.03) 06/25/2025   06:09:01  (  73.95,  77.10)    3.12                 7
 06/25/2025   06:59:36   ( -73.84,-115.45) 06/25/2025   06:58:23  ( -73.86,-115.41)    2.32                73
 06/27/2025   16:30:34   ( -73.95, 101.55) 06/27/2025   16:30:45  ( -73.96, 101.65)    3.13                11
 06/27/2025   17:21:18   (  73.85, -90.89) 06/27/2025   17:20:05  (  73.86, -90.89)    1.66                73
 06/30/2025   02:52:17   (  73.97, 126.09) 06/30/2025   02:52:28  (  73.95, 126.14)    2.76                11