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63 Ausonia
Classification: Main-belt Asteroid          SPK-ID: 2000063
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 89 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276878431250576 2.8019e-08  
a 2.394952311066634 4.0362e-09 AU
q 2.089146016079164 6.7677e-08 AU
i 5.780168129048598 3.3503e-06 deg
node 337.7677906999643 3.3381e-05 deg
peri 296.074379638383 3.5578e-05 deg
M 73.94837105760104 1.3203e-05 deg
tp 2456722.419943550313
(2014-Mar-05.91994355)
4.9533e-05 JED
period 1353.766403372282
3.71
3.4223e-06
9.37e-09
d
yr
n .2659247556323062 6.7225e-10 deg/d
Q 2.700758606054105 4.5516e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1974  
   data-arc span      56217 days (153.91 yr)  
   first obs. used      1861-03-01  
   last obs. used      2015-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59071  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:27:00  

Additional Information
 Earth MOID = 1.0821 AU 
 T_jup = 3.512 
[ 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 7.55 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
magnitude slope G 0.25   n/a PDS3 (MPC 17257) Fit
diameter diameter 103.14 km 2.4 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
rotation period rot_per 9.298 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.1586   0.008 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
B-V BV .916 mag .019 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=7; phase (min.=5.62, mean=14.74, max.=20.99) deg.
U-B UB .500 mag .040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=6; phase (min.=8.02, mean=15.84, max.=20.99) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B Sa   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)

63 Ausonia          Discovered 1861-Feb-10 by De Gasparis, A. at Naples
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1947 NA = 1948 WT 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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