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JPL Small-Body Database Browser
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344969 (2004 XQ49)
Classification: Main-belt Asteroid          SPK-ID: 2344969
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05638509796761729 4.9117e-07  
a 2.545257460102385 3.0871e-08 au
q 2.401742868861703 1.2593e-06 au
i 5.272575017265666 1.0654e-05 deg
node 72.83721351594168 8.5396e-05 deg
peri 338.6205552738675 0.00029712 deg
M 215.3030056494871 0.00026417 deg
tp 2459196.646522162574
(2020-Dec-13.14652216)
0.0010924 TDB
period 1483.187324946435
4.06
2.6984e-05
7.388e-08
d
yr
n .2427205208303687 4.4158e-09 deg/d
Q 2.688772051343066 3.2611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      7274 days (19.92 yr)  
   first obs. used      1998-04-19  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:29:38  

Additional Information
 Earth MOID = 1.41305 au 
 Jupiter MOID = 2.51202 au 
 T_jup = 3.435 
[ 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 17.2   n/a MPO434171  

344969 (2004 XQ49)          Discovered 2004-Dec-10 by Junk Bond at Junk Bond
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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