Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 5 8.  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   ( -70.92, 152.21) 05/14/2025   13:30:13  ( -70.88, 151.04)   43.06                72
 05/14/2025   14:22:16   (  71.18, -40.91) 05/14/2025   14:21:02  (  71.15, -41.21)   11.24                74
 05/14/2025   15:13:01   ( -71.29, 126.22) 05/14/2025   15:12:01  ( -71.26, 126.24)    3.14                60
 05/14/2025   16:03:47   (  71.28, -66.46) 05/14/2025   16:02:55  (  71.28, -66.46)    0.54                52
 05/14/2025   16:54:31   ( -71.29, 100.84) 05/14/2025   16:53:57  ( -71.29, 100.80)    1.42                34
 05/14/2025   17:45:17   (  71.28, -91.84) 05/14/2025   17:44:51  (  71.30, -91.90)    2.99                26
 05/14/2025   18:36:02   ( -71.34,  75.37) 05/14/2025   18:35:53  ( -71.32,  75.36)    3.17                 9
 05/14/2025   19:26:48   (  71.34,-117.31) 05/14/2025   19:26:47  (  71.33,-117.33)    1.16                 1
 05/14/2025   20:17:32   ( -71.34,  49.99) 05/14/2025   20:17:49  ( -71.34,  49.93)    2.37                17
 05/14/2025   21:08:18   (  71.34,-142.69) 05/14/2025   21:08:43  (  71.36,-142.77)    3.58                25
 05/14/2025   21:59:03   ( -71.40,  24.53) 05/14/2025   21:59:44  ( -71.42,  24.59)    3.21                41
 05/14/2025   22:49:49   (  71.39,-168.15) 05/14/2025   22:50:39  (  71.38,-168.21)    2.12                50
 05/14/2025   23:40:33   ( -71.40,  -0.85) 05/14/2025   23:41:41  ( -71.39,  -0.94)    3.28                68
 05/15/2025   00:31:21   (  71.50, 166.28) 05/15/2025   00:32:34  (  71.46, 166.45)    7.19                73
 05/15/2025   01:22:17   ( -72.12, -27.55) 05/15/2025   01:23:24  ( -72.08, -25.12)   83.27                67