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2635 Huggins (1982 DS)
Classification: Main-belt Asteroid          SPK-ID: 2002635
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07917774228780215 3.3875e-08  
a 2.231177500492763 6.1328e-09 au
q 2.054517903360404 7.5005e-08 au
i 4.167934212287795 4.1014e-06 deg
node 276.9291090181997 5.0394e-05 deg
peri 271.1249304440663 5.6971e-05 deg
M 155.4250453812061 2.624e-05 deg
tp 2458474.945073302935
(2018-Dec-22.44507330)
8.8488e-05 TDB
period 1217.305570970875
3.33
5.019e-06
1.374e-08
d
yr
n .295735112518115 1.2193e-09 deg/d
Q 2.407837097625122 6.6184e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2478  
   data-arc span      31230 days (85.50 yr)  
   first obs. used      1935-02-02  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4514  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:55:02  

Additional Information
 Earth MOID = 1.06004 au 
 Jupiter MOID = 2.56843 au 
 T_jup = 3.634 
[ 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 12.7   n/a MPO337270  
diameter diameter 8.458 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 9.400 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Mazzone, F. (2012) www.astrosurf.com/salvador/Fotometria.html]
geometric albedo albedo 0.257   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2635 Huggins (1982 DS)          Discovered 1982-Feb-21 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1982 DS = 1935 CB = 1942 FM = 1952 FZ = 1952 HP = 1953 PW = 1953 RS = 1957 WS = 1970 RQ = 1975 AB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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