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64 Angelina
Classification: Main-belt Asteroid          SPK-ID: 2000064
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 97 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1263662307574935 2.5463e-08  
a 2.681028024193233 6.3127e-09 au
q 2.342236618220724 6.8495e-08 au
i 1.310101208991595 3.0951e-06 deg
node 309.147923669162 0.00018465 deg
peri 178.7380479917706 0.00018544 deg
M 129.4336446710838 1.5489e-05 deg
tp 2456824.005541596994
(2014-Jun-15.50554160)
6.8491e-05 JED
period 1603.43166996863
4.39
5.6631e-06
1.55e-08
d
yr
n .2245184542270162 7.9297e-10 deg/d
Q 3.019819430165742 7.1104e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1845  
   data-arc span      56422 days (154.48 yr)  
   first obs. used      1861-03-08  
   last obs. used      2015-08-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57682  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:01:57  

Additional Information
 Earth MOID = 1.35734 au 
 Jupiter MOID = 2.03606 au 
 T_jup = 3.365 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.67 mag n/a PDS3 (MPC 17257)  
magnitude slope G 0.48   n/a PDS3 (MPC 17257) Fit
rotation period rot_per 8.752 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Poutanen, M. (1983) in Asteroids, Comets, Meteors. C.-I. Lagerkvist, H. Rickman, eds. Uppsala, pp. 45-48.]
[Harris, A.W.; Young, J.W.; Contreiras, L.; Dockweiler, T.; et al. (1989) Icarus 81, 365-374.]
[Michalowski, T. (1993) Icarus 106, 563-572.]
[Rosenbush, V.K.; Kiselev, N.N.; Shevchenko, V.G.; Jockers, K.; et al. (2005) Icarus 178, 222-234.]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J. (2006) IAU 2006, poster paper.]
[Durech, J.; Kaasalainen, M.; Herald, D.; Dunham, D.; et al. (2011) Icarus 214, 652-670.]
[Warner, B.D. (2014) Minor Planet Bul. 41, 102-112.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2015) Astron. Astrophys., in press.arXiv:1510.07422]
[Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.157   n/a EAR-A-5-DDR-ALBEDOS-V1.0:TRIAD IMPS quality code 2: from the PDS IMPS singleton file
B-V BV .734 mag .037 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=7; phase (min.=4.80, mean=9.35, max.=16.41) deg.
U-B UB .254 mag .040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=7; phase (min.=4.80, mean=9.35, max.=16.41) deg.
Tholen spectral type spec_T E   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B Xe   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)

64 Angelina          Discovered 1861-Mar-04 by Tempel, E. W. at Marseille
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1930 QY 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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