Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 5 14.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2025   13:31:25   ( -70.93, 152.21) 05/14/2025   13:30:13  ( -70.88, 151.04)   42.91                72
 05/14/2025   14:22:15   (  71.17, -40.90) 05/14/2025   14:21:01  (  71.16, -41.20)   10.83                74
 05/14/2025   15:13:01   ( -71.29, 126.21) 05/14/2025   15:12:01  ( -71.26, 126.24)    3.35                60
 05/14/2025   16:03:47   (  71.28, -66.46) 05/14/2025   16:02:55  (  71.28, -66.45)    0.79                52
 05/14/2025   16:54:31   ( -71.29, 100.84) 05/14/2025   16:53:57  ( -71.29, 100.80)    1.28                34
 05/14/2025   17:45:18   (  71.33, -91.92) 05/14/2025   17:44:51  (  71.31, -91.89)    2.66                27
 05/14/2025   18:36:02   ( -71.35,  75.37) 05/14/2025   18:35:53  ( -71.32,  75.37)    3.31                 9
 05/14/2025   19:26:48   (  71.33,-117.30) 05/14/2025   19:26:47  (  71.34,-117.32)    0.89                 1
 05/14/2025   20:17:32   ( -71.35,  49.99) 05/14/2025   20:17:49  ( -71.34,  49.93)    2.20                17
 05/14/2025   21:08:19   (  71.39,-142.77) 05/14/2025   21:08:43  (  71.36,-142.76)    2.54                24
 05/14/2025   21:59:03   ( -71.40,  24.52) 05/14/2025   21:59:44  ( -71.42,  24.59)    3.25                41
 05/14/2025   22:49:49   (  71.39,-168.15) 05/14/2025   22:50:39  (  71.39,-168.19)    1.73                50
 05/14/2025   23:40:33   ( -71.40,  -0.85) 05/14/2025   23:41:41  ( -71.40,  -0.94)    3.10                68
 05/15/2025   00:31:21   (  71.49, 166.29) 05/15/2025   00:32:34  (  71.47, 166.46)    6.66                73
 05/15/2025   01:22:17   ( -72.12, -27.56) 05/15/2025   01:23:24  ( -72.08, -25.12)   83.48                67