Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 1 13.  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)
 01/22/2025   03:23:00   ( -71.55, -56.56) 01/22/2025   03:21:49  ( -71.57, -57.95)   49.05                71
 01/22/2025   04:13:50   (  71.75, 110.39) 01/22/2025   04:12:37  (  71.78, 109.73)   23.08                73
 01/22/2025   05:04:38   ( -71.97, -82.71) 01/22/2025   05:03:38  ( -71.97, -82.66)    1.78                60
 01/22/2025   05:55:24   (  71.97,  84.60) 01/22/2025   05:54:30  (  71.98,  84.63)    1.36                54
 01/22/2025   06:46:08   ( -71.99,-108.12) 01/22/2025   06:45:35  ( -71.97,-108.15)    2.55                33
 01/22/2025   07:36:54   (  71.98,  59.20) 01/22/2025   07:36:27  (  71.97,  59.14)    2.38                27
 01/22/2025   08:27:38   ( -72.00,-133.52) 01/22/2025   08:27:31  ( -72.02,-133.55)    1.73                 7
 01/22/2025   09:18:24   (  72.00,  33.80) 01/22/2025   09:18:23  (  72.02,  33.75)    2.92                 1
 01/22/2025   10:09:09   ( -72.07,-159.02) 01/22/2025   10:09:27  ( -72.06,-158.94)    2.77                18
 01/22/2025   10:59:54   (  72.07,   8.30) 01/22/2025   11:00:18  (  72.07,   8.35)    2.00                24
 01/22/2025   11:50:38   ( -72.08, 175.58) 01/22/2025   11:51:23  ( -72.06, 175.57)    2.71                45
 01/22/2025   12:41:24   (  72.08, -17.11) 01/22/2025   12:42:15  (  72.06, -17.14)    2.13                51
 01/22/2025   13:32:08   ( -72.10, 150.18) 01/22/2025   13:33:19  ( -72.11, 150.18)    0.91                71
 01/22/2025   14:22:56   (  72.20, -42.70) 01/22/2025   14:24:10  (  72.16, -42.43)   10.26                74