Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2022 12 10.  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)
 12/14/2022   15:10:09   (  75.75, -63.00) 12/14/2022   15:09:00  (  75.76, -65.10)   57.51                69
 12/14/2022   16:00:50   ( -76.08, 103.25) 12/14/2022   15:59:57  ( -76.09, 103.30)    1.58                53
 12/14/2022   16:51:35   (  76.06, -89.38) 12/14/2022   16:50:52  (  76.06, -89.54)    4.26                43
 12/14/2022   17:42:11   ( -76.12,  77.79) 12/14/2022   17:41:56  ( -76.11,  77.90)    2.93                15
 12/14/2022   18:32:56   (  76.10,-114.84) 12/14/2022   18:32:51  (  76.08,-114.94)    3.24                 5
 12/14/2022   19:23:31   ( -76.11,  52.48) 12/14/2022   19:23:55  ( -76.14,  52.50)    3.48                24
 12/14/2022   20:14:17   (  76.14,-140.31) 12/14/2022   20:14:50  (  76.11,-140.34)    3.41                33
 12/14/2022   21:04:52   ( -76.14,  27.02) 12/14/2022   21:05:54  ( -76.16,  27.10)    2.93                62
 12/14/2022   21:55:37   (  76.13,-165.61) 12/14/2022   21:56:49  (  76.13,-165.75)    3.62                72