Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2022 12 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)
 12/12/2022   18:07:16   ( -76.08,  71.70) 12/12/2022   18:06:10  ( -76.08,  71.67)    1.10                66
 12/12/2022   18:58:01   (  76.10,-121.08) 12/12/2022   18:57:04  (  76.11,-120.97)    3.11                57
 12/12/2022   19:48:27   ( -76.10,  46.32) 12/12/2022   19:48:09  ( -76.11,  46.27)    1.78                18
 12/12/2022   20:39:12   (  76.13,-146.46) 12/12/2022   20:39:03  (  76.13,-146.37)    2.49                 9
 12/12/2022   21:29:38   ( -76.12,  20.95) 12/12/2022   21:30:08  ( -76.13,  20.87)    2.46                30
 12/12/2022   22:20:23   (  76.15,-171.84) 12/12/2022   22:21:02  (  76.16,-171.77)    1.91                39
 12/12/2022   23:10:52   ( -76.28,  -4.91) 12/12/2022   23:12:05  ( -76.25,  -4.20)   19.09                73