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JPL Small-Body Database Browser
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441999 (2010 OQ12)
Classification: Main-belt Asteroid          SPK-ID: 2441999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2449330508981071 6.037e-08  
a 3.107837128987694 1.0484e-07 au
q 2.346625099290324 2.3607e-07 au
i 15.28754715558379 9.0265e-06 deg
node 203.9319491084146 2.5415e-05 deg
peri 232.1330493774142 4.9435e-05 deg
M 241.7007836836504 6.1058e-05 deg
tp 2459658.105095935479
(2022-Mar-19.60509594)
0.00037008 TDB
period 2001.178384002989
5.48
0.00010126
2.772e-07
d
yr
n .1798940078894348 9.1024e-09 deg/d
Q 3.869049158685064 1.3051e-07 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      4485 days (12.28 yr)  
   first obs. used      2007-03-18  
   last obs. used      2019-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49556  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:38  

Additional Information
 Earth MOID = 1.3937 au 
 Jupiter MOID = 1.6791 au 
 T_jup = 3.120 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO477085  
diameter diameter 3.587 km 0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441999 (2010 OQ12)          Discovered 2007-Mar-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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