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JPL Small-Body Database Browser
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215594 (2003 QQ27)
Classification: Main-belt Asteroid          SPK-ID: 2215594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866061836824602 4.8388e-08  
a 2.214666179062793 1.0839e-08 au
q 1.801395775257269 1.1202e-07 au
i 4.706632927057326 4.4314e-06 deg
node 135.6987512301557 4.9663e-05 deg
peri 219.1703833885357 5.0971e-05 deg
M 265.0780746883005 1.3813e-05 deg
tp 2458917.913120555218
(2020-Mar-09.41312056)
4.7638e-05 TDB
period 1203.818011746486
3.30
8.8378e-06
2.42e-08
d
yr
n .2990485243510486 2.1955e-09 deg/d
Q 2.627936582868317 1.2862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      8969 days (24.56 yr)  
   first obs. used      1995-01-29  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:04:12  

Additional Information
 Earth MOID = .798223 au 
 Jupiter MOID = 2.80517 au 
 T_jup = 3.627 
[ 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 17.1   n/a MPO437031  
rotation period rot_per 14.081 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.]

215594 (2003 QQ27)          Discovered 2003-Aug-23 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2003 QQ27 = 2000 WJ38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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