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JPL Small-Body Database Browser
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109280 (2001 QO118)
Classification: Main-belt Asteroid          SPK-ID: 2109280
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1335119821321721 4.6918e-08  
a 2.535046356782797 1.0382e-08 au
q 2.196587292891784 1.2133e-07 au
i 9.278145834224885 5.1145e-06 deg
node 309.522337063347 2.3151e-05 deg
peri 59.52183620700649 2.8596e-05 deg
M 124.4774258689361 1.6261e-05 deg
tp 2458090.740435653704
(2017-Dec-03.24043565)
6.5784e-05 TDB
period 1474.27087187592
4.04
9.0568e-06
2.48e-08
d
yr
n .2441885048857554 1.5001e-09 deg/d
Q 2.873505420673809 1.1768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1354  
   data-arc span      7439 days (20.37 yr)  
   first obs. used      1998-11-20  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54397  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:29:43  

Additional Information
 Earth MOID = 1.21017 au 
 Jupiter MOID = 2.61945 au 
 T_jup = 3.418 
[ 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 14.8   n/a MPO338039  
rotation period rot_per 8.00 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 [Result based on fragmentary lightcurve(s), may be completely wrong.]

109280 (2001 QO118)          Discovered 2001-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QO118 = 1999 CN104 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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