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344597 (2003 DW3)
Classification: Main-belt Asteroid          SPK-ID: 2344597
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009806627069401 7.083e-08  
a 2.382672418142248 1.896e-08 au
q 2.142068578344696 1.6374e-07 au
i 7.454568739157553 9.8142e-06 deg
node 342.9155574151232 3.3583e-05 deg
peri 224.8751606660873 4.9878e-05 deg
M 101.0926955310611 3.7598e-05 deg
tp 2458223.264801045259
(2018-Apr-14.76480105)
0.00013957 TDB
period 1343.367796360523
3.68
1.6035e-05
4.39e-08
d
yr
n .2679831993705066 3.1987e-09 deg/d
Q 2.623276257939799 2.0874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      6069 days (16.62 yr)  
   first obs. used      2003-02-22  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52547  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:25:03  

Additional Information
 Earth MOID = 1.14602 au 
 Jupiter MOID = 2.36318 au 
 T_jup = 3.519 
[ 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 16.9   n/a MPO450303  
rotation period rot_per 10.636 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

344597 (2003 DW3)          Discovered 2003-Feb-22 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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