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JPL Small-Body Database Browser
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455 Bruchsalia (A900 KC)
Classification: Main-belt Asteroid          SPK-ID: 2000455
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 87 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .294574171581051 2.8106e-08  
a 2.655856307002679 6.3387e-09 au
q 1.873509635529055 7.3572e-08 au
i 12.01490674003392 3.8962e-06 deg
node 76.108394710938 1.3297e-05 deg
peri 273.4618661452961 1.5019e-05 deg
M 178.526044141034 9.2644e-06 deg
tp 2458216.521109169898
(2018-Apr-08.02110917)
3.907e-05 TDB
period 1580.903234913308
4.33
5.6596e-06
1.55e-08
d
yr
n .2277179222925313 8.1523e-10 deg/d
Q 3.438202978476303 8.2059e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2762  
   data-arc span      43807 days (119.94 yr)  
   first obs. used      1900-05-21  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46274  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:05:53  

Additional Information
 Earth MOID = .913761 au 
 Jupiter MOID = 2.15634 au 
 T_jup = 3.295 
[ 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 8.9   n/a MPO421629  
diameter diameter 88.792 km 0.932 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 11.85 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Koff, R.A. (2006) Minor Planet Bull. 33, 31-33.]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Brinsfield, J.W. (2008) Minor Planet Bull. 35, 179-181.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.033   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
B-V BV 0.694   0.017 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=5.50, mean=5.60, max.=5.70) deg.
U-B UB 0.311   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=5.50, mean=5.60, max.=5.70) deg.
Tholen spectral type spec_T CP   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo

455 Bruchsalia (A900 KC)          Discovered 1900-May-22 by Wolf, M. and Schwassmann, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A900 KC = 1937 AA1 = 1959 ED1 = A901 VD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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