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JPL Small-Body Database Browser
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12559 (1998 QB69)
Classification: Outer Main-belt Asteroid          SPK-ID: 2012559
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03132967913315962 4.4368e-08  
a 3.200250888064916 2.1629e-08 au
q 3.099988054596233 1.4452e-07 au
i 14.00197713982896 4.8678e-06 deg
node 299.0069828481652 1.9662e-05 deg
peri 273.8529116460661 8.2334e-05 deg
M 338.8161142359746 7.9943e-05 deg
tp 2458723.548859308804
(2019-Aug-28.04885931)
0.00046417 TDB
period 2091.098386982224
5.73
2.1199e-05
5.804e-08
d
yr
n .1721583270500893 1.7453e-09 deg/d
Q 3.3005137215336 2.2307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1881  
   data-arc span      19056 days (52.17 yr)  
   first obs. used      1967-03-09  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42968  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:03:42  

Additional Information
 Earth MOID = 2.12991 au 
 Jupiter MOID = 1.86441 au 
 T_jup = 3.147 
[ 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 11.6   n/a MPO439177  
diameter diameter 30.143 km 0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.21 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2005) Minor Planet Bull. 32, 29-32.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.034   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

12559 (1998 QB69)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QB69 = 1967 EM = 1969 OA1 = 1988 XS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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