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2888 Hodgson (1982 TO)
Classification: Main-belt Asteroid          SPK-ID: 2002888
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1316163116835772 3.5245e-08  
a 2.257389724029591 6.8875e-09 au
q 1.960280414520408 8.097e-08 au
i 7.623674292797714 4.6349e-06 deg
node 351.3487990807634 2.8823e-05 deg
peri 79.28753382774391 3.4234e-05 deg
M 244.8773485450214 1.7702e-05 deg
tp 2458996.656262069243
(2020-May-27.15626207)
6.1146e-05 TDB
period 1238.820097890996
3.39
5.6697e-06
1.552e-08
d
yr
n .2905990955529982 1.33e-09 deg/d
Q 2.554499033538775 7.794e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2040  
   data-arc span      32193 days (88.14 yr)  
   first obs. used      1931-10-07  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:41:11  

Additional Information
 Earth MOID = .9908 au 
 Jupiter MOID = 2.71087 au 
 T_jup = 3.599 
[ 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 12.7   n/a MPO298980  
diameter diameter 5.429 km 0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 6.905 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Brinsfield, J.W. (2010) Minor Planet Bull. 37, 50-53.]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.546   0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2888 Hodgson (1982 TO)          Discovered 1982-Oct-13 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

Alternate Designations
 1982 TO = 1931 TO1 = 1936 DE = 1948 TC1 = 1955 XB = 1965 UM = 1970 EJ1 = 1973 AN2 = 1977 FP2 = 1981 KG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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