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6532 Scarfe (1995 AC)
Classification: Main-belt Asteroid          SPK-ID: 2006532
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1099848538921146 3.386e-08  
a 3.175092225011808 1.8463e-08 au
q 2.825880170549895 1.1154e-07 au
i 5.081463873902993 3.7358e-06 deg
node 102.8623685787976 4.2871e-05 deg
peri 229.885467698655 4.6175e-05 deg
M 335.1844496770124 1.8228e-05 deg
tp 2459342.947343221946
(2021-May-08.44734322)
0.00010498 TDB
period 2066.488266125485
5.66
1.8025e-05
4.935e-08
d
yr
n .1742085865674785 1.5195e-09 deg/d
Q 3.52430427947372 2.0494e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2180  
   data-arc span      13381 days (36.64 yr)  
   first obs. used      1984-01-25  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46771  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 18:50:43  

Additional Information
 Earth MOID = 1.8168 au 
 Jupiter MOID = 1.81226 au 
 T_jup = 3.186 
[ 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 12.56   n/a E2021B10  
diameter diameter 11.971 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.932 h n/a LCDB (Rev. 2020-October); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.258   0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6532 Scarfe (1995 AC)          Discovered 1995-Jan-04 by Balam, D. D. at Climenhaga
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1995 AC = 1987 RB3 = 1987 SO22 = 1992 ON10 = 1993 TA40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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