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120169 (2003 HD53)
Classification: Main-belt Asteroid          SPK-ID: 2120169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09747129100041997 5.2424e-08  
a 3.117285390647675 3.5247e-08 au
q 2.813439559204498 1.6744e-07 au
i 12.01311834024791 5.8593e-06 deg
node 42.15971712202787 2.5364e-05 deg
peri 301.8208307969148 4.0172e-05 deg
M 318.9742322730384 3.6288e-05 deg
tp 2459429.595990913142
(2021-Aug-03.09599091)
0.00020509 TDB
period 2010.311111729178
5.50
3.4096e-05
9.335e-08
d
yr
n .1790767597610026 3.0372e-09 deg/d
Q 3.421131222090853 3.8683e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      6326 days (17.32 yr)  
   first obs. used      2002-02-06  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54915  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:59:02  

Additional Information
 Earth MOID = 1.82857 au 
 Jupiter MOID = 2.03241 au 
 T_jup = 3.176 
[ 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 14.8   n/a MPO436580  
diameter diameter 3.608 km 0.433 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.163   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120169 (2003 HD53)          Discovered 2003-Apr-30 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2003 HD53 = 2002 CB66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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