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JPL Small-Body Database Browser
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109254 (2001 QJ104)
Classification: Main-belt Asteroid          SPK-ID: 2109254
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373758421963807 3.6545e-08  
a 2.631832455067575 1.482e-08 au
q 2.270282255032899 9.6322e-08 au
i 10.04244164103725 5.3314e-06 deg
node 168.3148215885897 2.4149e-05 deg
peri 132.1032690274472 3.144e-05 deg
M 93.23330154550763 1.9964e-05 deg
tp 2458196.618140586139
(2018-Mar-19.11814059)
8.6013e-05 TDB
period 1559.501454724529
4.27
1.3173e-05
3.607e-08
d
yr
n .2308430036466947 1.9499e-09 deg/d
Q 2.993382655102251 1.6856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      6770 days (18.54 yr)  
   first obs. used      2000-04-27  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58499  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:50:23  

Additional Information
 Earth MOID = 1.26848 au 
 Jupiter MOID = 2.29907 au 
 T_jup = 3.364 
[ 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 15.4   n/a MPO459510  

109254 (2001 QJ104)          Discovered 2001-Aug-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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