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JPL Small-Body Database Browser
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312512 (2009 CF44)
Classification: Main-belt Asteroid          SPK-ID: 2312512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09044299513836748 5.0007e-08  
a 2.313365621599436 2.0591e-08 au
q 2.104137905931851 1.1946e-07 au
i 5.339692928232833 6.8997e-06 deg
node 165.0529279944769 5.8378e-05 deg
peri 309.5894777276163 7.0829e-05 deg
M 7.837155218702619 3.9173e-05 deg
tp 2458572.521734288345
(2019-Mar-30.02173429)
0.00013979 TDB
period 1285.182617304732
3.52
1.7159e-05
4.698e-08
d
yr
n .2801158334641868 3.7399e-09 deg/d
Q 2.52259333726702 2.2453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      6702 days (18.35 yr)  
   first obs. used      2000-08-25  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60866  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:02:08  

Additional Information
 Earth MOID = 1.1252 au 
 Jupiter MOID = 2.54164 au 
 T_jup = 3.572 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO418615  

312512 (2009 CF44)          Discovered 2009-Feb-14 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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