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JPL Small-Body Database Browser
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1860 Barbarossa (1973 SK)
Classification: Main-belt Asteroid          SPK-ID: 2001860
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2011136612977688 3.0203e-08  
a 2.568021281907438 8.7031e-09 au
q 2.051557119612443 7.5997e-08 au
i 9.919698507027285 3.7678e-06 deg
node 132.8543413983406 2.4308e-05 deg
peri 162.138682167366 2.6854e-05 deg
M 190.6023658554625 1.2695e-05 deg
tp 2459707.795987704163
(2022-May-08.29598770)
5.4077e-05 TDB
period 1503.129349234241
4.12
7.6412e-06
2.092e-08
d
yr
n .2395003465160198 1.2175e-09 deg/d
Q 3.084485444202433 1.0453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2995  
   data-arc span      39614 days (108.46 yr)  
   first obs. used      1911-08-19  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41427  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:06:41  

Additional Information
 Earth MOID = 1.03816 au 
 Jupiter MOID = 2.1546 au 
 T_jup = 3.382 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.6   n/a MPO416726  
diameter diameter 16.800 km 0.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.255 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Di Martino, M.; Dotto, E.; Barucci, M.A.; Fulchignoni, M.; Rotundi, A. (1994) Icarus 109, 210-218.]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Klinglesmith III, D.A.; Hanowell, J.; Risely, E.; Turk, J.; et al. (2013) Minor Planet Bull. 40, 190-193.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.152   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
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)

1860 Barbarossa (1973 SK)          Discovered 1973-Sep-28 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1973 SK = 1935 GG = 1943 FD = 1948 PE1 = 1948 PF = 1948 QE = 1951 EA2 = 1952 OC1 = 1960 MA = 1971 BM1 = 1972 JO = A911 QA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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