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2537 Gilmore (1951 RL)
Classification: Main-belt Asteroid          SPK-ID: 2002537
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1716403498266041 4.5132e-08  
a 2.657757518851496 1.0849e-08 au
q 2.201579088561538 1.2373e-07 au
i 12.93796916811525 4.72e-06 deg
node 334.9301019568076 1.5909e-05 deg
peri 18.40149371780862 1.8998e-05 deg
M 309.3727767054465 1.0829e-05 deg
tp 2459223.063051902600
(2021-Jan-08.56305190)
4.8194e-05 TDB
period 1582.601088327034
4.33
9.6901e-06
2.653e-08
d
yr
n .2274736208987165 1.3928e-09 deg/d
Q 3.113935949141454 1.2711e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1928  
   data-arc span      25174 days (68.92 yr)  
   first obs. used      1951-09-04  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:52:51  

Additional Information
 Earth MOID = 1.19897 au 
 Jupiter MOID = 2.32254 au 
 T_jup = 3.330 
[ 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 12.8   n/a MPO384773  
diameter diameter 7.221 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.23 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.309   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2537 Gilmore (1951 RL)          Discovered 1951-Sep-04 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1951 RL = 1977 QP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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