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JPL Small-Body Database Browser
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154814 (2004 QM2)
Classification: Main-belt Asteroid          SPK-ID: 2154814
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1785409015986297 3.364e-08  
a 2.626382823956139 1.5625e-08 au
q 2.157466066623855 9.1124e-08 au
i 15.08314264328732 6.3796e-06 deg
node 173.0933868825591 1.9338e-05 deg
peri 119.3379449052239 2.974e-05 deg
M 290.3224077567999 2.2587e-05 deg
tp 2459301.402714292128
(2021-Mar-27.90271429)
9.8542e-05 TDB
period 1554.660166313909
4.26
1.3874e-05
3.798e-08
d
yr
n .2315618601417942 2.0665e-09 deg/d
Q 3.095299581288423 1.8415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      332  
   data-arc span      7064 days (19.34 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:34:30  

Additional Information
 Earth MOID = 1.18571 au 
 Jupiter MOID = 2.32332 au 
 T_jup = 3.331 
[ 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 16.0   n/a MPO432989  

154814 (2004 QM2)          Discovered 2004-Aug-17 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2004 QM2 = 2003 FH105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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