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15496 (1999 DQ3)
Classification: Main-belt Asteroid          SPK-ID: 2015496
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1045045443241448 6.5037e-08  
a 2.599777593900533 2.4825e-08 AU
q 2.328089021105836 1.6063e-07 AU
i 13.07471256988467 6.8478e-06 deg
node 97.78050318614231 2.5917e-05 deg
peri 65.07688868515383 4.422e-05 deg
M 232.5396905406391 3.5339e-05 deg
tp 2457342.594735119468
(2015-Nov-16.09473512)
0.00015353 JED
period 1531.097056572194
4.19
2.1931e-05
6.004e-08
d
yr
n .2351255254882174 3.3678e-09 deg/d
Q 2.871466166695229 2.742e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      758  
   data-arc span      13020 days (35.65 yr)  
   first obs. used      1978-04-11  
   last obs. used      2013-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52718  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:18:43  

Additional Information
 Earth MOID = 1.37183 AU 
 T_jup = 3.371 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO263486  

15496 (1999 DQ3)          Discovered 1999-Feb-20 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 DQ3 = 1978 GG5 = 1987 LB = 1991 JB2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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