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JPL Small-Body Database Browser
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469724 (2005 MC44)
Classification: Main-belt Asteroid          SPK-ID: 2469724
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2047782751141442 1.1987e-07  
a 3.098463428557031 5.3946e-08 au
q 2.463965432152865 3.666e-07 au
i 29.69669499252829 1.8405e-05 deg
node 115.1846075458702 2.7676e-05 deg
peri 144.702675182676 5.8506e-05 deg
M 215.0273247047358 4.888e-05 deg
tp 2459402.735065952558
(2021-Jul-07.23506595)
0.00027643 TDB
period 1992.13143549097
5.45
5.2027e-05
1.424e-07
d
yr
n .1807109679544193 4.7195e-09 deg/d
Q 3.732961424961197 6.4993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      4938 days (13.52 yr)  
   first obs. used      2004-03-16  
   last obs. used      2017-09-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61012  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:31:15  

Additional Information
 Earth MOID = 1.48618 au 
 Jupiter MOID = 1.60958 au 
 T_jup = 2.992 
[ 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 16.0   n/a MPO382962  
diameter diameter 2.688 km 0.678 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469724 (2005 MC44)          Discovered 2005-Jun-27 by NEAT at Palomar
Reference: Last Updated: 2016-08-22

[ show close-approach data ]
Alternate Designations
 2005 MC44 = 2010 DR52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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