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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 ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06399933578681133 2.1444e-08  
a 2.725667865252867 7.3402e-09 au
q 2.551226932301228 5.6951e-08 au
i 7.402900821608161 1.0677e-06 deg
node 283.3927976924129 9.8223e-06 deg
peri 342.127624939831 2.1783e-05 deg
M 134.9290522946285 2.4131e-05 deg
tp 2458584.457326248250
(2019-Apr-10.95732625)
0.00011008 TDB
period 1643.644261773704
4.50
6.6395e-06
1.818e-08
d
yr
n .2190254961931444 8.8475e-10 deg/d
Q 2.900108798204507 7.81e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3083  
   data-arc span      46629 days (127.66 yr)  
   first obs. used      1893-07-20  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41589  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:18:03  

Additional Information
 Earth MOID = 1.53451 au 
 Jupiter MOID = 2.18207 au 
 T_jup = 3.342 
[ 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 8.70   n/a MPCxxxxx 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. 2020-October); 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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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