Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 6 20.  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   ( -74.55,-141.02) 06/20/2025   08:36:04  ( -74.46,-138.45)   77.12                67
 06/20/2025   09:25:30   (  73.89,  27.96) 06/20/2025   09:25:33  (  73.89,  27.95)    0.44                 3
 06/20/2025   10:16:09   ( -73.67,-164.20) 06/20/2025   10:14:56  ( -73.76,-164.67)   17.36                73
 06/22/2025   18:56:41   (  74.58,-116.54) 06/22/2025   18:57:47  (  74.50,-113.84)   80.54                66
 06/22/2025   19:47:11   ( -73.92,  52.47) 06/22/2025   19:47:19  ( -73.89,  52.46)    3.69                 8
 06/22/2025   20:37:52   (  73.65,-139.58) 06/22/2025   20:36:40  (  73.74,-140.19)   21.22                72
 06/25/2025   06:08:53   (  73.91,  77.07) 06/25/2025   06:09:01  (  73.91,  77.03)    1.06                 8
 06/25/2025   06:59:35   ( -73.83,-115.43) 06/25/2025   06:58:23  ( -73.83,-115.49)    2.17                72
 06/27/2025   16:30:34   ( -73.94, 101.58) 06/27/2025   16:30:46  ( -73.93, 101.59)    0.83                12
 06/27/2025   17:21:18   (  73.83, -90.85) 06/27/2025   17:20:06  (  73.84, -90.94)    3.14                72
 06/30/2025   02:52:17   (  73.95, 126.14) 06/30/2025   02:52:29  (  73.94, 126.11)    1.38                12
 06/30/2025   03:42:59   ( -73.86, -66.33) 06/30/2025   03:41:51  ( -73.84, -66.42)    3.33                68
 07/02/2025   13:13:58   ( -73.97, 150.66) 07/02/2025   13:14:13  ( -73.97, 150.71)    1.73                15