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JPL Small-Body Database Browser
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183469 (2003 BF81)
Classification: Main-belt Asteroid          SPK-ID: 2183469
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2205234918861616 5.7224e-08  
a 2.594408283607598 1.779e-08 au
q 2.022280309528067 1.5707e-07 au
i 2.42971196262134 3.7032e-06 deg
node 91.05930802740487 0.00013659 deg
peri 308.6256199146738 0.00013723 deg
M 111.9089953613685 1.4552e-05 deg
tp 2458526.019458629072
(2019-Feb-11.51945863)
5.8387e-05 TDB
period 1526.35625350721
4.18
1.5699e-05
4.298e-08
d
yr
n .2358558162111919 2.4259e-09 deg/d
Q 3.166536257687128 2.1713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      9107 days (24.93 yr)  
   first obs. used      1995-02-25  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55499  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:37:10  

Additional Information
 Earth MOID = 1.03138 au 
 Jupiter MOID = 2.25285 au 
 T_jup = 3.382 
[ 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 16.3   n/a MPO412995  
diameter diameter 3.144 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.059   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

183469 (2003 BF81)          Discovered 2003-Jan-31 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2003 BF81 = 2004 HP21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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