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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .081557083251856 3.7222e-08  
a 3.082294751935396 2.0344e-08 au
q 2.830911782245042 1.1945e-07 au
i 9.486935594070557 5.926e-06 deg
node 30.3480714792001 2.6067e-05 deg
peri 61.2274040888077 4.4787e-05 deg
M 315.3105198471552 3.6484e-05 deg
tp 2458845.864924357174
(2019-Dec-28.36492436)
0.00020088 TDB
period 1976.558520405159
5.41
1.9569e-05
5.358e-08
d
yr
n .1821347540604092 1.8032e-09 deg/d
Q 3.33367772162575 2.2003e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1491  
   data-arc span      9352 days (25.60 yr)  
   first obs. used      1994-04-05  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51859  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:05:39  

Additional Information
 Earth MOID = 1.86212 au 
 Jupiter MOID = 1.88367 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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