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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720894712183851 5.7582e-08  
a 2.655579840043814 1.1865e-08 au
q 2.19858250959247 1.5383e-07 au
i 12.93712646911893 5.6371e-06 deg
node 334.983027552577 1.7913e-05 deg
peri 18.6463379356871 2.1058e-05 deg
M 218.0541556446412 1.1679e-05 deg
tp 2459223.743349823737
5.3246e-05 TDB
period 1580.656390157116
n .2277534840853149 1.5264e-09 deg/d
Q 3.112577170495157 1.3907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1676  
   data-arc span      24721 days (67.68 yr)  
   first obs. used      1951-09-04  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42108  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 21:33:15  

Additional Information
 Earth MOID = 1.19523 au 
 Jupiter MOID = 2.32144 au 
 T_jup = 3.331 
[ 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] (  
rotation period rot_per 4.23 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:
[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] (  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2144-May-13 18:11 00:03 Hygie 0.04880498784589 0.0488025544550801 0.0488074238018294 4.23748400497003 4.23748381814711 2504273.257567581 3.01898114677266 607.820853730566 42.9185269148462 79.2309206470964 166866.489767021 T 28 CATAB v2.0e-lin.ifort 2019-May-29 21:35:21 2019-May-29 21:38

Alternate Designations
 1951 RL = 1977 QP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
FirstGov 2020-Jan-18 17:31 UT
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