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5147 Maruyama (1992 BQ)
Classification: Main-belt Asteroid          SPK-ID: 2005147
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065003975859103 3.5384e-08  
a 2.617875333573706 1.0426e-08 au
q 2.077283036360388 9.2564e-08 au
i 8.312453820902396 3.9033e-06 deg
node 346.2751959664763 2.7099e-05 deg
peri 274.9289877373463 2.8526e-05 deg
M 157.6887430941275 1.0383e-05 deg
tp 2458322.827192714506
(2018-Jul-23.32719271)
4.3213e-05 TDB
period 1547.112405336075
4.24
9.242e-06
2.53e-08
d
yr
n .2326915605862512 1.39e-09 deg/d
Q 3.158467630787023 1.2579e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2532  
   data-arc span      25655 days (70.24 yr)  
   first obs. used      1950-05-11  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45415  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:24:26  

Additional Information
 Earth MOID = 1.08226 au 
 Jupiter MOID = 2.01402 au 
 T_jup = 3.361 
[ 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 12.4   n/a MPO358680  
diameter diameter 7.655 km 0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.370   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5147 Maruyama           Discovered 1992 Jan. 28 by S. Ueda and H. Kaneda at Kushiro.
Named for a small hill, situated near Mt. Moiwa in the southwestern part of Sapporo and known for a beautiful park and zoo, as well as the Hokkaido Shrine. Name suggested by H. Ueda.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19961224/MPCPages.arcLast Updated: 2003-09-26

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Alternate Designations
 1992 BQ = 1950 JU = 1972 TS8 = 1981 SS7 = 1981 WE5 = 1984 JT = 1986 XS1 = 1988 GD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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