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JPL Small-Body Database Browser
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347491 (1995 WV9)
Classification: Main-belt Asteroid          SPK-ID: 2347491
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1986380290878428 7.4608e-08  
a 2.577758596617819 2.3749e-08 au
q 2.065717709521412 1.8649e-07 au
i 5.062122170347319 8.6103e-06 deg
node 37.99426114258568 9.9701e-05 deg
peri 357.8240941900533 0.0001034 deg
M 339.6855753042833 3.6126e-05 deg
tp 2459085.802904638673
(2020-Aug-24.30290464)
0.00015254 TDB
period 1511.686701932405
4.14
2.0891e-05
5.72e-08
d
yr
n .2381445834906189 3.2911e-09 deg/d
Q 3.089799483714226 2.8467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      8186 days (22.41 yr)  
   first obs. used      1995-11-16  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63104  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:32:55  

Additional Information
 Earth MOID = 1.0727 au 
 Jupiter MOID = 2.34164 au 
 T_jup = 3.393 
[ 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 17.1   n/a MPO446560  

347491 (1995 WV9)          Discovered 1995-Nov-16 by Spacewatch at Kitt Peak
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

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Alternate Designations
 1995 WV9 = 1999 TS295 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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