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JPL Small-Body Database Browser
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34725 (2001 QJ19)
Classification: Main-belt Asteroid          SPK-ID: 2034725
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09916751692304172 3.6714e-08  
a 2.732366469624826 1.4209e-08 au
q 2.461404471508354 9.9756e-08 au
i 3.948546800111414 4.2988e-06 deg
node 317.2575519126062 6.03e-05 deg
peri 249.7070364205555 6.4331e-05 deg
M 98.44339055422067 2.1687e-05 deg
tp 2458149.381216907491
(2018-Jan-30.88121691)
9.969e-05 TDB
period 1649.707115927251
4.52
1.2869e-05
3.523e-08
d
yr
n .218220553529985 1.7023e-09 deg/d
Q 3.003328467741297 1.5619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1400  
   data-arc span      10846 days (29.69 yr)  
   first obs. used      1989-12-30  
   last obs. used      2019-09-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51955  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:54:49  

Additional Information
 Earth MOID = 1.46071 au 
 Jupiter MOID = 1.98305 au 
 T_jup = 3.343 
[ 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 14.0   n/a MPO267825  
diameter diameter 4.134 km 0.546 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.342   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34725 (2001 QJ19)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 QJ19 = 1989 YY2 = 2000 JF13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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