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998 Bodea (A923 PC)
Classification: Main-belt Asteroid          SPK-ID: 2000998
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2132717447780993 3.8057e-08  
a 3.117384522242798 1.4571e-08 au
q 2.452534486039835 1.1959e-07 au
i 15.50722218047952 4.6761e-06 deg
node 301.1840661850235 1.4586e-05 deg
peri 72.05470559627001 1.7774e-05 deg
M 160.9381347160407 1.0541e-05 deg
tp 2458101.746795566532
(2017-Dec-14.24679557)
5.6439e-05 TDB
period 2010.407006188571
5.50
1.4096e-05
3.859e-08
d
yr
n .1790682179736857 1.2555e-09 deg/d
Q 3.782234558445762 1.7679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2134  
   data-arc span      35411 days (96.95 yr)  
   first obs. used      1923-08-06  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41473  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:23:35  

Additional Information
 Earth MOID = 1.50386 au 
 Jupiter MOID = 1.96685 au 
 T_jup = 3.127 
[ 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 11.5   n/a MPO256869  
diameter diameter 31.761 km 0.497 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.574 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2018) Icarus 309, 297-337.]
geometric albedo albedo 0.030   0.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

998 Bodea (A923 PC)          Discovered 1923-Aug-06 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A923 PC = 1967 PA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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