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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1711506882963524 2.4164e-08  
a 2.65646735078345 9.5015e-09 au
q 2.201811135260075 6.6713e-08 au
i 12.94246333266234 6.8205e-07 deg
node 334.9196775115935 2.3161e-06 deg
peri 18.40936267412096 5.237e-06 deg
M 354.8569131933458 3.1323e-06 deg
tp 2459223.093135373973
(2021-Jan-08.59313537)
1.3805e-05 TDB
period 1581.448853654791
4.33
8.4847e-06
2.323e-08
d
yr
n .2276393568897443 1.2213e-09 deg/d
Q 3.111123566306826 1.1128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2295  
   data-arc span      25341 days (69.38 yr)  
   first obs. used      1951-09-04  
   last obs. used      2021-01-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39984  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 13:54:56  

Additional Information
 Earth MOID = 1.19745 au 
 Jupiter MOID = 2.32577 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 12.90   n/a E2021B10  
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. 2020-October); 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.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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

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