Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 1 16.  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)
 01/17/2025   13:26:33   ( -73.71, 148.29) 01/17/2025   13:27:43  ( -73.61, 149.81)   49.08                70
 01/17/2025   14:17:09   (  73.22, -43.27) 01/17/2025   14:17:08  (  73.24, -43.26)    2.98                 1
 01/17/2025   15:07:47   ( -72.93, 124.67) 01/17/2025   15:06:35  ( -72.96, 123.85)   26.87                72
 01/20/2025   00:38:43   ( -73.27, -18.77) 01/20/2025   00:39:39  ( -73.28, -18.85)    3.23                56
 01/20/2025   01:29:28   (  73.21, 148.65) 01/20/2025   01:28:58  (  73.23, 148.71)    2.18                30
 01/22/2025   11:51:02   ( -73.27, 173.13) 01/22/2025   11:51:28  ( -73.29, 173.17)    2.69                26
 01/22/2025   12:41:46   (  73.17, -19.33) 01/22/2025   12:40:48  (  73.18, -19.38)    1.75                58
 01/24/2025   22:12:41   (  73.47,-162.71) 01/24/2025   22:13:53  (  73.38,-162.31)   16.39                72
 01/24/2025   23:03:20   ( -73.24,   5.13) 01/24/2025   23:03:18  ( -73.22,   5.03)    3.71                 2
 01/24/2025   23:53:54   (  72.63, 173.73) 01/24/2025   23:52:46  (  72.67, 171.66)   68.96                68
 01/27/2025   09:24:56   (  73.29,  29.61) 01/27/2025   09:25:42  (  73.32,  29.59)    3.36                46
 01/27/2025   10:15:37   ( -73.21,-162.89) 01/27/2025   10:15:05  ( -73.22,-162.96)    2.68                32
 01/29/2025   20:37:13   (  73.27,-138.43) 01/29/2025   20:37:29  (  73.29,-138.48)    2.29                16