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371 Bohemia (A893 OA)
Classification: Main-belt Asteroid          SPK-ID: 2000371
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06474887615567188 4.0627e-08  
a 2.727509923336965 8.6316e-09 au
q 2.550906721097454 1.1211e-07 au
i 7.401166576111063 4.5787e-06 deg
node 283.3906434412137 3.2204e-05 deg
peri 342.5456024500136 4.6016e-05 deg
M 3.109931021428324 3.2782e-05 deg
tp 2458586.286658476950
(2019-Apr-12.78665848)
0.00014983 TDB
period 1645.310752245491
4.50
7.8102e-06
2.138e-08
d
yr
n .2188036512304307 1.0386e-09 deg/d
Q 2.904113125576476 9.1904e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2412  
   data-arc span      46109 days (126.24 yr)  
   first obs. used      1893-08-03  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45858  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 01:52:46  

Additional Information
 Earth MOID = 1.53546 au 
 Jupiter MOID = 2.17998 au 
 T_jup = 3.341 
[ 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 8.72   n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 19
diameter diameter 52.976 km 0.622 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.7391 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Buchheim, R.K.; Conjat, M.; Roy, R.; Baudoin, P.; Behrend, R. (2004) Minor Planet Bull. 31, 90-91.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
[Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.234   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.822   0.026 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.50 deg.
U-B UB 0.511   0.046 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.50 deg.
Tholen spectral type spec_T QSV   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices
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)

371 Bohemia (A893 OA)          Discovered 1893-Jul-16 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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