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JPL Small-Body Database Browser
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56565 (2000 JY12)
Classification: Main-belt Asteroid          SPK-ID: 2056565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2359028828927295 5.5772e-08  
a 2.545327849747195 1.2529e-08 au
q 1.944877672084679 1.438e-07 au
i 11.38214730617743 4.5097e-06 deg
node 260.9365758098049 2.3549e-05 deg
peri 84.2745142658861 2.5803e-05 deg
M 161.4999686736398 1.1209e-05 deg
tp 2457935.098213442342
(2017-Jun-30.59821344)
4.614e-05 TDB
period 1483.248852170556
4.06
1.0952e-05
2.998e-08
d
yr
n .2427104524457804 1.792e-09 deg/d
Q 3.14577802740971 1.5484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1412  
   data-arc span      7796 days (21.34 yr)  
   first obs. used      1997-12-04  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45361  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:25:44  

Additional Information
 Earth MOID = .975975 au 
 Jupiter MOID = 2.40702 au 
 T_jup = 3.377 
[ 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 14.2   n/a MPO436178  
diameter diameter 4.502 km 0.257 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.730 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 0.240   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56565 (2000 JY12)          Discovered 2000-May-09 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 JY12 = 2001 SN109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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