Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 6 6.  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)
 06/16/2025   01:22:17   ( -70.75, -25.23) 06/16/2025   01:21:05  ( -70.77, -26.21)   35.73                72
 06/16/2025   02:13:08   (  70.97, 141.69) 06/16/2025   02:11:54  (  70.94, 141.36)   12.52                74
 06/16/2025   03:03:53   ( -71.06, -51.13) 06/16/2025   03:02:56  ( -71.05, -51.20)    2.57                57
 06/16/2025   03:54:40   (  71.08, 116.14) 06/16/2025   03:53:48  (  71.07, 116.10)    2.16                52
 06/16/2025   04:45:24   ( -71.12, -76.60) 06/16/2025   04:44:51  ( -71.13, -76.56)    2.18                33
 06/16/2025   05:36:11   (  71.14,  90.67) 06/16/2025   05:35:43  (  71.14,  90.75)    3.02                28
 06/16/2025   06:26:55   ( -71.17,-102.07) 06/16/2025   06:26:47  ( -71.15,-102.00)    3.46                 8
 06/16/2025   07:17:41   (  71.14,  65.29) 06/16/2025   07:17:39  (  71.16,  65.31)    2.73                 2
 06/16/2025   08:08:25   ( -71.17,-127.45) 06/16/2025   08:08:43  ( -71.17,-127.44)    0.36                18
 06/16/2025   08:59:12   (  71.19,  39.82) 06/16/2025   08:59:35  (  71.19,  39.87)    1.95                23
 06/16/2025   09:49:55   ( -71.18,-152.83) 06/16/2025   09:50:39  ( -71.20,-152.88)    2.90                44
 06/16/2025   10:40:42   (  71.20,  14.44) 06/16/2025   10:41:31  (  71.21,  14.42)    1.42                49
 06/16/2025   11:31:26   ( -71.23,-178.30) 06/16/2025   11:32:35  ( -71.22,-178.33)    1.70                69
 06/16/2025   12:22:13   (  71.25, -11.03) 06/16/2025   12:23:27  (  71.23, -11.02)    2.28                74
 06/16/2025   13:13:10   ( -71.96, 155.02) 06/16/2025   13:14:18  ( -71.90, 157.47)   84.77                68