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JPL Small-Body Database Browser
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27531 (2000 HH66)
Classification: Main-belt Asteroid          SPK-ID: 2027531
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08161236159579198 3.7143e-08  
a 3.082607959624962 1.9251e-08 au
q 2.831029044165983 1.1862e-07 au
i 9.48558064265198 5.5404e-06 deg
node 30.33728593383123 2.5463e-05 deg
peri 61.04299518761501 4.2508e-05 deg
M 28.3252461438096 3.3426e-05 deg
tp 2458844.958221009424
(2019-Dec-27.45822101)
0.00018337 TDB
period 1976.859800346158
5.41
1.8518e-05
5.07e-08
d
yr
n .1821069961243393 1.7059e-09 deg/d
Q 3.334186875083941 2.0822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1590  
   data-arc span      9433 days (25.83 yr)  
   first obs. used      1994-04-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5063  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:05:30  

Additional Information
 Earth MOID = 1.86218 au 
 Jupiter MOID = 1.88256 au 
 T_jup = 3.201 
[ 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 13.4   n/a MPO381479  
diameter diameter 6.632 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.231   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27531 (2000 HH66)          Discovered 2000-Apr-26 by LONEOS at Anderson Mesa
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 HH66 = 1999 CF52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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