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324 Bamberga (A892 DA)
Classification: Main-belt Asteroid          SPK-ID: 2000324
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 140 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3409712692476202 1.808e-08  
a 2.68058460692335 2.9652e-09 au
q 1.766582271175062 4.8836e-08 au
i 11.10429703807078 2.3594e-06 deg
node 327.8555737608411 1.1241e-05 deg
peri 44.2341093510045 1.182e-05 deg
M 179.7168774130632 4.4105e-06 deg
tp 2458200.243760003851
(2018-Mar-22.74376000)
1.8649e-05 TDB
period 1603.03389723637
4.39
2.6599e-06
7.282e-09
d
yr
n .2245741656621484 3.7263e-10 deg/d
Q 3.594586942671637 3.9762e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3297  
   data-arc span      46843 days (128.25 yr)  
   first obs. used      1892-03-16  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:11:28  

Additional Information
 Earth MOID = .783922 au 
 Jupiter MOID = 1.97692 au 
 T_jup = 3.265 
[ 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 7.0   n/a MPO502155 IRAS observations used: 5
magnitude slope G 0.09   n/a PDS3 (MPC 17258) Fit
diameter diameter 220.691 km 1.441 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 29.43 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Scaltriti, F.; Zappala, V.; Stanzel, R.; Blanco, C.; et al. (1980) Icarus 43, 391-398.]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hamanowa, H.; Hamanowa, H. (2011) http://www2.ocn.ne.jp/~hamaten/astlcdata.htm]
[Sato, I.; Hamanowa, H.; Tomioka, H.; Uehara, S. (2015) Intl. Journ. Astron. Astrophys. 5, 193-207.]
geometric albedo albedo 0.050   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.695   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=5; phase (min.=10.35, mean=15.61, max.=23.36) deg.
U-B UB 0.309   0.033 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=5; phase (min.=10.35, mean=15.61, max.=23.36) 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

324 Bamberga (A892 DA)          Discovered 1892-Feb-25 by Palisa, J. at Vienna
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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