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5260 Philveron (1989 RH)
Classification: Main-belt Asteroid          SPK-ID: 2005260
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1065452235990093 3.7634e-08  
a 2.601208736976487 1.1682e-08 au
q 2.324062370467631 9.8243e-08 au
i 13.70474974633745 4.7083e-06 deg
node 175.6431322979675 1.6636e-05 deg
peri 304.6684544120458 2.7218e-05 deg
M 261.7992745187859 2.3731e-05 deg
tp 2459018.497253723981
(2020-Jun-17.99725372)
0.00010216 TDB
period 1532.361503474026
4.20
1.0322e-05
2.826e-08
d
yr
n .2349315087750781 1.5826e-09 deg/d
Q 2.878355103485344 1.2926e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1952  
   data-arc span      25289 days (69.24 yr)  
   first obs. used      1950-06-18  
   last obs. used      2019-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46707  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 00:49:37  

Additional Information
 Earth MOID = 1.36613 au 
 Jupiter MOID = 2.21147 au 
 T_jup = 3.366 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9   n/a MPO319150  
diameter diameter 6.519 km 0.323 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.247 h n/a LCDB (Rev. 2019-January); 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 0.315   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5260 Philveron (1989 RH)          Discovered 1989-Sep-02 by Elst, E. W. at Haute Provence
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 RH = 1983 EE4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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