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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 84 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276878448774361 2.83e-08  
a 2.394952310772653 4.0834e-09 AU
q 2.089146011625857 6.8419e-08 AU
i 5.780168255867842 3.356e-06 deg
node 337.7677877496129 3.3737e-05 deg
peri 296.0743826802315 3.5906e-05 deg
M 73.94837127643535 1.3259e-05 deg
tp 2456722.419942778596
(2014-Mar-05.91994278)
4.9735e-05 JED
period 1353.766403123019
3.71
3.4622e-06
9.479e-09
d
yr
n .2659247556812697 6.801e-10 deg/d
Q 2.700758609919449 4.6048e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1893  
   data-arc span      56070 days (153.51 yr)  
   first obs. used      1861-03-01  
   last obs. used      2014-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59307  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:33:30  

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 Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Rigollet, R. (1950) C. R. 230, 2077-2078.]
[Scaltriti, F.; Zappala, V. (1977) Icarus 31, 498-502.]
[Magnusson, P. (1986) Icarus 68, 1-39.]
[Lupishko, D.F.; Velichko, F.P. (1987) Kin. Fiz. Neb. Tel 3(1), 57-65; Kinematics and Physics of Celestial Bodies 3(1), 63-71.]
[Lagerkvist, C.I.; Magnusson, P.; Williams, I.P.; Buontempo, M.E.; et al. (1989) Astron. Astrophys. Suppl. Ser. 78, 519-532.]
[Hainaut-Rouelle, M.-C.; Hainaut, O.R.; Detal, A. (1995) Astron. Astrophys. Suppl. Ser. 112, 125-142.]
[De Angelis, G. (1995) Planet. Space Sci. 43, 649-682.]
[Michalowski, T. (1996) Icarus 123, 456-462.]
[Riccioli, D.; Blanco, C.; Cigna, M. (2001) Planetary and Space Sci. 49, 657-671.]
[Torppa, J.; Kaasalainen, M.; Michalowski, T.; Kwiatkowski, T.; et al. (2003) Icarus 164, 346-383.]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Kaasalainen, M.; Herald, D.; Dunham, D.; et al. (2011) Icarus 214, 652-670.]
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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