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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09894495135049522 3.5959e-08  
a 2.732518720289379 1.3496e-08 au
q 2.462149788446029 9.6779e-08 au
i 3.948546487841231 4.1931e-06 deg
node 317.2545668275163 5.7266e-05 deg
peri 249.6249238939387 6.1005e-05 deg
M 185.842370492071 2.0921e-05 deg
tp 2459798.647485625615
(2022-Aug-07.14748563)
9.6327e-05 TDB
period 1649.845003271246
4.52
1.2223e-05
3.346e-08
d
yr
n .2182023155424944 1.6166e-09 deg/d
Q 3.002887652132729 1.4832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1460  
   data-arc span      10926 days (29.91 yr)  
   first obs. used      1989-12-30  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51416  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 02:43:01  

Additional Information
 Earth MOID = 1.46123 au 
 Jupiter MOID = 1.98234 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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