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213834 (2003 QD103)
Classification: Main-belt Asteroid          SPK-ID: 2213834
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09380222111634755 4.867e-08  
a 2.848671532457906 1.9445e-08 au
q 2.581459815482445 1.4083e-07 au
i 2.83054399578835 4.4172e-06 deg
node 140.2517894739242 0.00010093 deg
peri 257.8958597902624 0.00010351 deg
M 200.1569194379389 2.477e-05 deg
tp 2460176.246313797174
(2023-Aug-19.74631380)
0.00012485 TDB
period 1756.15154550274
4.81
1.7981e-05
4.923e-08
d
yr
n .204993698249966 2.0989e-09 deg/d
Q 3.115883249433367 2.1269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      22175 days (60.71 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51022  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:30:42  

Additional Information
 Earth MOID = 1.58998 au 
 Jupiter MOID = 2.25403 au 
 T_jup = 3.298 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.07   n/a E2021B55  
rotation period rot_per 5.39 h n/a LCDB (Rev. 2020-October); 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.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

213834 (2003 QD103)          Discovered 2003-Aug-31 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2003 QD103 = 2006 DX7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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