Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 10 9.  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)
 10/10/2025   04:20:52   (  74.41, 102.85) 10/10/2025   04:21:22  (  74.39, 102.75)    3.49                30
 10/10/2025   05:11:34   ( -74.34, -89.66) 10/10/2025   05:10:43  ( -74.35, -89.67)    1.30                51
 10/12/2025   14:42:28   ( -74.42, 127.44) 10/12/2025   14:42:49  ( -74.42, 127.40)    1.14                21
 10/12/2025   15:33:13   (  74.35, -65.08) 10/12/2025   15:32:08  (  74.35, -65.08)    0.18                65
 10/15/2025   01:04:06   (  74.43, 151.99) 10/15/2025   01:04:12  (  74.44, 152.06)    2.49                 6
 10/15/2025   01:54:47   ( -74.31, -40.38) 10/15/2025   01:53:34  ( -74.35, -40.50)    5.45                73
 10/17/2025   10:35:04   (  74.71,   8.52) 10/17/2025   10:36:15  (  74.62,   9.39)   27.61                71
 10/17/2025   11:25:42   ( -74.45, 176.56) 10/17/2025   11:25:39  ( -74.42, 176.58)    3.38                 3
 10/17/2025   12:16:15   (  73.79, -14.50) 10/17/2025   12:15:08  (  73.83, -17.05)   79.01                67
 10/19/2025   20:56:35   ( -74.49,  33.73) 10/19/2025   20:57:43  ( -74.51,  33.72)    2.51                68
 10/19/2025   21:47:20   (  74.43,-158.80) 10/19/2025   21:47:02  (  74.45,-158.74)    3.19                18
 10/22/2025   07:18:13   (  74.48,  58.35) 10/22/2025   07:19:07  (  74.47,  58.23)    3.46                54
 10/22/2025   08:08:56   ( -74.45,-134.25) 10/22/2025   08:08:28  ( -74.42,-134.22)    3.30                28