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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 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1041460688335921 6.8756e-08  
a 2.600629157332057 2.6602e-08 AU
q 2.329783854101906 1.7139e-07 AU
i 13.07457832922804 8.095e-06 deg
node 97.78171851521908 2.8098e-05 deg
peri 65.07250438208069 5.4676e-05 deg
M 138.5131870496126 4.2859e-05 deg
tp 2455811.107385871622
(2011-Sep-06.60738587)		 0.00018119 JED
period 1531.849389980588
4.19		 2.3504e-05
6.435e-08		 d
yr
n .2350100488694662 3.6059e-09 deg/d
Q 2.871474460562208 2.9372e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      737  
   data-arc span      12791 days (35.02 yr)  
   first obs. used      1978-04-11  
   last obs. used      2013-04-18  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .54935  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 13:59:35  

Additional Information
 Earth MOID = 1.37308 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 13.1 mag n/a PDS3 (MPO 907)  

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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