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9310 (1987 SV12)
Classification: Main-belt Asteroid          SPK-ID: 2009310
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2141008363375797 7.115e-08  
a 3.13616851075407 2.3407e-08 au
q 2.464712209706041 2.2059e-07 au
i 2.495219102975276 5.5393e-06 deg
node 74.99474636894597 0.0001567 deg
peri 276.1708238637057 0.00015722 deg
M 38.61293389911732 1.284e-05 deg
tp 2457182.915571100640
(2015-Jun-09.41557110)
7.2047e-05 JED
period 2028.605094044929
5.55
2.2711e-05
6.218e-08
d
yr
n .177461843636693 1.9868e-09 deg/d
Q 3.807624811802098 2.8419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1145  
   data-arc span      23214 days (63.56 yr)  
   first obs. used      1952-05-24  
   last obs. used      2015-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52409  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:10:09  

Additional Information
 Earth MOID = 1.45868 au 
 Jupiter MOID = 1.62159 au 
 T_jup = 3.174 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO350876  

9310 (1987 SV12)          Discovered 1987-Sep-18 by Debehogne, H. at La Silla
Reference: 19981005/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 SV12 = 1976 SM3 = 1982 VG11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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