Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 6 19.  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)
 06/20/2025   08:34:57   ( -74.58,-141.09) 06/20/2025   08:36:03  ( -74.49,-138.39)   80.63                66
 06/20/2025   09:25:30   (  73.92,  27.90) 06/20/2025   09:25:32  (  73.92,  28.00)    3.14                 2
 06/20/2025   10:16:08   ( -73.65,-164.14) 06/20/2025   10:14:56  ( -73.73,-164.73)   20.42                72
 06/22/2025   18:56:40   (  74.56,-116.48) 06/22/2025   18:57:47  (  74.47,-113.91)   76.92                67
 06/22/2025   19:47:10   ( -73.90,  52.53) 06/22/2025   19:47:18  ( -73.92,  52.51)    1.86                 8
 06/22/2025   20:37:52   (  73.68,-139.64) 06/22/2025   20:36:40  (  73.71,-140.25)   19.36                72
 06/25/2025   06:08:54   (  73.94,  77.01) 06/25/2025   06:09:01  (  73.94,  77.08)    2.30                 7
 06/25/2025   06:59:36   ( -73.86,-115.48) 06/25/2025   06:58:23  ( -73.85,-115.44)    1.61                73
 06/27/2025   16:30:35   ( -73.96, 101.52) 06/27/2025   16:30:46  ( -73.95, 101.63)    3.62                11
 06/27/2025   17:21:19   (  73.86, -90.91) 06/27/2025   17:20:06  (  73.86, -90.90)    0.30                73
 06/30/2025   02:52:18   (  73.97, 126.08) 06/30/2025   02:52:29  (  73.95, 126.15)    3.09                11
 06/30/2025   03:43:00   ( -73.88, -66.39) 06/30/2025   03:41:51  ( -73.86, -66.39)    2.51                69
 07/02/2025   13:13:58   ( -73.94, 150.72) 07/02/2025   13:14:14  ( -73.93, 150.63)    3.18                16