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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1374763067531676 3.6557e-08  
a 2.632007950477316 1.4883e-08 au
q 2.27016921810072 9.6378e-08 au
i 10.04296468614308 5.3182e-06 deg
node 168.2988659828453 2.4134e-05 deg
peri 132.2152046512747 3.1378e-05 deg
M 185.438650775027 2.0042e-05 deg
tp 2459756.766409915055
(2022-Jun-26.26640991)
8.8302e-05 TDB
period 1559.65744294597
4.27
1.3229e-05
3.622e-08
d
yr
n .2308199160195148 1.9578e-09 deg/d
Q 2.993846682853911 1.6929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      692  
   data-arc span      7185 days (19.67 yr)  
   first obs. used      2000-04-27  
   last obs. used      2019-12-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:13:09  

Additional Information
 Earth MOID = 1.26911 au 
 Jupiter MOID = 2.30043 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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