Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 8 17.  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)
 08/17/2025   17:15:28   ( -74.86,  88.03) 08/17/2025   17:16:34  ( -74.73,  90.87)   83.98                66
 08/17/2025   18:05:59   (  74.17,-102.82) 08/17/2025   18:06:03  (  74.17,-102.76)    1.90                 4
 08/17/2025   18:56:39   ( -73.94,  65.05) 08/17/2025   18:55:26  ( -74.02,  64.57)   17.23                73
 08/20/2025   03:37:05   (  74.69, 113.09) 08/20/2025   03:38:13  (  74.61, 115.13)   60.82                68
 08/20/2025   04:27:39   ( -74.17, -78.24) 08/20/2025   04:27:42  ( -74.16, -78.25)    1.02                 3
 08/20/2025   05:18:16   (  73.76,  90.07) 08/20/2025   05:17:06  (  73.84,  88.74)   42.27                70
 08/22/2025   13:58:44   ( -74.64, 137.80) 08/22/2025   13:59:53  ( -74.54, 139.51)   51.68                69
 08/22/2025   14:49:20   (  74.19, -53.72) 08/22/2025   14:49:18  (  74.17, -53.68)    2.96                 2
 08/22/2025   15:39:56   ( -73.77, 114.64) 08/22/2025   15:38:45  ( -73.83, 113.24)   43.79                71
 08/25/2025   00:20:21   (  74.48, 162.82) 08/25/2025   00:21:32  (  74.37, 163.67)   27.72                71
 08/25/2025   01:11:00   ( -74.20, -29.15) 08/25/2025   01:10:56  ( -74.20, -29.07)    2.42                 4
 08/25/2025   02:01:32   (  73.55, 139.74) 08/25/2025   02:00:25  (  73.60, 137.32)   76.48                67
 08/27/2025   10:42:00   ( -74.44,-172.49) 08/27/2025   10:43:11  ( -74.34,-171.86)   21.31                71
 08/27/2025   11:32:40   (  74.18,  -4.52) 08/27/2025   11:32:32  (  74.16,  -4.60)    3.48                 8
 08/27/2025   12:23:11   ( -73.51, 164.41) 08/27/2025   12:22:04  ( -73.57, 161.80)   82.64                67
 08/29/2025   21:03:37   (  74.28,-147.49) 08/29/2025   21:04:47  (  74.28,-147.45)    1.56                70
 08/29/2025   21:54:20   ( -74.19,  20.03) 08/29/2025   21:54:10  ( -74.17,  19.97)    2.77                10