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513 Centesima (A916 BC)
Classification: Main-belt Asteroid          SPK-ID: 2000513
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08430203826148271 2.4264e-08  
a 3.014612507706853 9.9327e-09 au
q 2.760474528738606 7.1508e-08 au
i 9.732255935868228 9.6915e-07 deg
node 184.4272896975815 5.1964e-06 deg
peri 225.9156839504594 9.1944e-06 deg
M 88.69703580233376 7.6042e-06 deg
tp 2458729.465977151814
(2019-Sep-02.96597715)
3.9556e-05 TDB
period 1911.814151300931
5.23
9.4487e-06
2.587e-08
d
yr
n .1883028220891821 9.3065e-10 deg/d
Q 3.2687504866751 1.077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3548  
   data-arc span      42938 days (117.56 yr)  
   first obs. used      1903-08-24  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41504  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 11:00:03  

Additional Information
 Earth MOID = 1.77868 au 
 Jupiter MOID = 2.10623 au 
 T_jup = 3.221 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.53   n/a E2021B10 IRAS observations used: 6
diameter diameter 48.805 km 0.663 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.23 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Tedesco, E.F. (1979) PhD Dissertation, New. Mex. State Univ. 280pp.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.089   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.807   0.025 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=4.56, mean=6.80, max.=8.15) deg.
U-B UB 0.425   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=4.56, mean=6.35, max.=8.15) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B K   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)

513 Centesima (A916 BC)          Discovered 1903-Aug-24 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A916 BC = 1950 RM1 = A903 QD = A914 WB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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