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6793 Palazzolo (1991 YE)
Classification: Main-belt Asteroid          SPK-ID: 2006793
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1578962808248948 3.1861e-08  
a 2.681511524489887 1.0881e-08 au
q 2.25811082778384 8.3962e-08 au
i 4.926757503499068 3.5019e-06 deg
node 106.3633447178991 5.0559e-05 deg
peri 46.7018236114172 5.2341e-05 deg
M 137.5816364197037 1.3542e-05 deg
tp 2458387.548801556614
(2018-Sep-26.04880156)
5.9985e-05 TDB
period 1603.865437146499
4.39
9.7626e-06
2.673e-08
d
yr
n .2244577329632406 1.3662e-09 deg/d
Q 3.104912221195934 1.26e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1735  
   data-arc span      13388 days (36.65 yr)  
   first obs. used      1982-12-22  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 00:55:41  

Additional Information
 Earth MOID = 1.27219 au 
 Jupiter MOID = 1.89935 au 
 T_jup = 3.353 
[ 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 13.7   n/a MPO384816  
diameter diameter 9.882 km 0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.231 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.083   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6793 Palazzolo (1991 YE)          Discovered 1991-Dec-30 by Quadri, U., Strabla, L. at Bassano Bresciano
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 YE = 1982 YS2 = 1990 SZ23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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