Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 4 4.  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)
 04/05/2025   20:50:02   ( -73.58,  37.59) 04/05/2025   20:50:51  ( -73.58,  37.49)    3.15                49
 04/05/2025   21:40:46   (  73.51,-154.95) 04/05/2025   21:40:11  (  73.54,-154.93)    2.75                35
 04/08/2025   07:11:41   (  73.65,  62.01) 04/08/2025   07:12:50  (  73.65,  62.09)    2.36                69
 04/08/2025   08:02:23   ( -73.53,-130.38) 04/08/2025   08:02:12  ( -73.54,-130.48)    3.56                11
 04/10/2025   17:33:33   ( -74.41,  84.74) 04/10/2025   17:34:38  ( -74.30,  87.95)   96.91                65
 04/10/2025   18:24:01   (  73.56,-105.88) 04/10/2025   18:24:11  (  73.56,-105.98)    3.48                10
 04/10/2025   19:14:44   ( -73.48,  61.62) 04/10/2025   19:13:32  ( -73.51,  61.58)    3.08                72
 04/13/2025   04:45:39   ( -73.64, -81.46) 04/13/2025   04:46:09  ( -73.65, -81.35)    3.50                30
 04/13/2025   05:36:22   (  73.54,  86.09) 04/13/2025   05:35:30  (  73.52,  86.07)    1.65                52
 04/15/2025   15:07:16   (  73.66, -56.91) 04/15/2025   15:08:06  (  73.66, -56.84)    2.01                50
 04/15/2025   15:57:59   ( -73.57, 110.61) 04/15/2025   15:57:28  ( -73.57, 110.63)    0.84                31
 04/18/2025   01:28:52   ( -73.66, -32.30) 04/18/2025   01:30:04  ( -73.68, -32.36)    2.83                72
 04/18/2025   02:19:36   (  73.61, 135.13) 04/18/2025   02:19:24  (  73.59, 135.14)    1.76                12