Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 6 5.  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   01:22:18   ( -70.80, -25.32) 06/16/2025   01:21:05  ( -70.78, -26.19)   32.03                73
 06/16/2025   02:13:08   (  70.97, 141.69) 06/16/2025   02:11:54  (  70.95, 141.38)   11.88                74
 06/16/2025   03:03:53   ( -71.06, -51.13) 06/16/2025   03:02:56  ( -71.06, -51.19)    2.02                57
 06/16/2025   03:54:40   (  71.08, 116.14) 06/16/2025   03:53:48  (  71.07, 116.12)    1.31                52
 06/16/2025   04:45:24   ( -71.11, -76.60) 06/16/2025   04:44:51  ( -71.14, -76.54)    3.15                33
 06/16/2025   05:36:10   (  71.08,  90.76) 06/16/2025   05:35:44  (  71.10,  90.67)    3.27                26
 06/16/2025   06:26:55   ( -71.17,-102.07) 06/16/2025   06:26:47  ( -71.16,-101.98)    3.35                 8
 06/16/2025   07:17:41   (  71.14,  65.29) 06/16/2025   07:17:40  (  71.12,  65.23)    3.22                 1
 06/16/2025   08:08:25   ( -71.17,-127.45) 06/16/2025   08:08:43  ( -71.18,-127.43)    1.16                18
 06/16/2025   08:59:12   (  71.20,  39.82) 06/16/2025   08:59:35  (  71.19,  39.88)    2.19                23
 06/16/2025   09:49:56   ( -71.23,-152.92) 06/16/2025   09:50:39  ( -71.20,-152.87)    3.27                43
 06/16/2025   10:40:41   (  71.20,  14.44) 06/16/2025   10:41:30  (  71.22,  14.44)    1.88                49
 06/16/2025   11:31:25   ( -71.23,-178.30) 06/16/2025   11:32:34  ( -71.23,-178.31)    0.81                69
 06/16/2025   12:22:12   (  71.25, -11.03) 06/16/2025   12:23:26  (  71.24, -11.01)    1.96                74
 06/16/2025   13:13:10   ( -72.01, 154.92) 06/16/2025   13:14:17  ( -71.91, 157.48)   88.90                67