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34331 (2000 QH209)
Classification: Main-belt Asteroid          SPK-ID: 2034331
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1274414429740388 4.6982e-08  
a 2.382795555220554 9.1392e-09 au
q 2.079128651351121 1.0978e-07 au
i 1.72941577161561 3.4772e-06 deg
node 287.8854480660575 0.00016244 deg
peri 220.0747104788371 0.00016303 deg
M 230.8632054295023 1.4926e-05 deg
tp 2459082.421276160867
(2020-Aug-20.92127616)
5.6779e-05 TDB
period 1343.471936057699
3.68
7.7293e-06
2.116e-08
d
yr
n .2679624265590455 1.5417e-09 deg/d
Q 2.686462459089988 1.0304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1189  
   data-arc span      9144 days (25.03 yr)  
   first obs. used      1993-10-24  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52745  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:41:29  

Additional Information
 Earth MOID = 1.09148 au 
 Jupiter MOID = 2.31857 au 
 T_jup = 3.525 
[ 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 15.3   n/a MPO347773  
diameter diameter 2.160 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.39 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]
geometric albedo albedo 0.287   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34331 (2000 QH209)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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