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739 Mandeville (A913 CH)
Classification: Main-belt Asteroid          SPK-ID: 2000739
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 57 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .143593457958368 3.12e-08  
a 2.737728645547291 8.5941e-09 au
q 2.344608722381476 8.737e-08 au
i 20.66120642502143 3.7488e-06 deg
node 136.5515489691636 1.0016e-05 deg
peri 45.11456402502132 1.6909e-05 deg
M 265.3608505416034 1.4936e-05 deg
tp 2459635.463039498072
(2022-Feb-24.96303950)
6.9514e-05 TDB
period 1654.565738549263
4.53
7.7909e-06
2.133e-08
d
yr
n .2175797501498194 1.0245e-09 deg/d
Q 3.130848568713105 9.8282e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3256  
   data-arc span      37492 days (102.65 yr)  
   first obs. used      1918-05-29  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39919  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:49:21  

Additional Information
 Earth MOID = 1.38902 au 
 Jupiter MOID = 1.9577 au 
 T_jup = 3.244 
[ 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 8.72   n/a E2021B10 IRAS observations used: 12
diameter diameter 104.517 km 1.619 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 23.92 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:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Colazo, M.; Fornari, C.; Santucho, M.; Mottino, A.; et al. (2020) Minor Planet Bull. 47, 188-191.]
geometric albedo albedo 0.051   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.720   0.037 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=6; phase (min.=7.59, mean=12.34, max.=18.56) deg.
U-B UB 0.312   0.019 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=6; phase (min.=7.59, mean=12.34, max.=18.56) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices
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)

739 Mandeville (A913 CH)          Discovered 1913-Feb-07 by Metcalf, J. H. at Winchester
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A913 CH = 1963 HE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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