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276 Adelheid (A888 HA)
Classification: Main-belt Asteroid          SPK-ID: 2000276
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 51 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06704592816179294 3.3788e-08  
a 3.115998818830161 1.2352e-08 au
q 2.907083785870642 1.0381e-07 au
i 21.61448452473416 4.3267e-06 deg
node 211.1538866404701 9.908e-06 deg
peri 265.0873477059541 3.3088e-05 deg
M 95.77181960256554 3.1545e-05 deg
tp 2458466.022298016737
(2018-Dec-13.52229802)
0.00017575 TDB
period 2009.066691146174
5.50
1.1947e-05
3.271e-08
d
yr
n .1791876803226576 1.0655e-09 deg/d
Q 3.32491385178968 1.3181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3016  
   data-arc span      44228 days (121.09 yr)  
   first obs. used      1899-05-14  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:10:27  

Additional Information
 Earth MOID = 2.01553 au 
 Jupiter MOID = 1.86781 au 
 T_jup = 3.106 
[ 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 8.7   n/a MPO458827  
diameter diameter 114.723 km 3.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.315 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Dotto, E.; Rotundi, A.; De Sanctis, M.C. (1992) in Physical Properties of Small Solar System Bodies. A. Brahic, J.-C. Gerard, J. Surdej, eds. Universite de Liege, Institut d'Astrophysique, Liege, p. 211.]
[Piironen, J.; Bowell, E.; Erikson, A.; Magnusson, P. (1994) Astron. Astrophys. Suppl. Ser. 106, 587-595.]
[Di Martino, M.; Dotto, E.; Celino, A.; Barucci, M.A.; Fulchignoni, M. (1995) Astron. Astrophys. Suppl. Ser. 112, 1-7.]
[Wang, X.-B.; Shi, Y. (2002) Earth, Moon, and Planets 91, 181-186; Wang, X.-B. (2002) Proc. ACM 2002, ESA SP 500, 501-503.]
[Pray, D. (2005) Minor Planet Bull. 32, 8-9.]
[Sada, P.V. (2006) Minor Planet Bull. 33, 78-79.]
[Marciniak, A.; Michalowski, T.; Kaasalainen, M.; Durech, J.; et al. (2007) Astron. Astrophys. 473, 633-639.]
[Durech, J.; Kaasalainen, M.; Herald, D.; Dunham, D.; et al. (2011) Icarus 214, 652-670.]
[Hanus, J.; Marchis, F.; Durech, J. (2013) Icarus 226, 1045-1057.]
[Alton, K.B. (2019) Minor Planet Bull. 46, 114-117.]
geometric albedo albedo 0.051   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.708   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=6; phase (min.=3.50, mean=11.64, max.=17.42) deg.
U-B UB 0.271   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=5; phase (min.=3.50, mean=10.48, max.=17.33) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

276 Adelheid (A888 HA)          Discovered 1888-Apr-17 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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