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83 Beatrix
Classification: Main-belt Asteroid          SPK-ID: 2000083
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08204117357093883 3.5309e-08  
a 2.431655144596713 6.2649e-09 au
q 2.232159302814188 8.6778e-08 au
i 4.96449381843195 4.2888e-06 deg
node 27.745388087767 5.0859e-05 deg
peri 168.9455965236655 5.7469e-05 deg
M 277.4744086992215 2.7321e-05 deg
tp 2457717.995479629526
(2016-Nov-25.49547963)
0.00010518 JED
period 1385.005194934618
3.79
5.3525e-06
1.465e-08
d
yr
n .2599268228860286 1.0045e-09 deg/d
Q 2.631150986379238 6.7789e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1537  
   data-arc span      55005 days (150.60 yr)  
   first obs. used      1865-05-13  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56824  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:30:57  

Additional Information
 Earth MOID = 1.23003 au 
 Jupiter MOID = 2.32524 au 
 T_jup = 3.497 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.66 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 15
diameter diameter 81.37 km 2.0 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 15
rotation period rot_per 10.16 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Zappala, V.; Scaltriti, F.; Di Martino, M. (1983) Icarus 56, 325-344.]
[Krugly, Yu.N.; Shevchenko, V.G.; Velichko, F.P.; Bowell, E.; et al. (1994) Astron. Astrophys. Suppl. Ser. 108, 143-149.]
geometric albedo albedo 0.0917   0.005 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 15
B-V BV .704 mag .017 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=14.38, mean=17.99, max.=21.25) deg.
U-B UB .266 mag .027 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=14.38, mean=17.99, max.=21.25) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices
SMASSII spectral type spec_B X   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)

83 Beatrix          Discovered 1865-Apr-26 by De Gasparis, A. at Naples
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1950 QV 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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