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109344 (2001 QG149)
Classification: Main-belt Asteroid          SPK-ID: 2109344
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901411530853139 8.3262e-08  
a 2.435495846920286 1.9075e-08 au
q 1.97240785825237 1.9292e-07 au
i 4.105184935098857 5.9801e-06 deg
node 55.06422730894732 7.3685e-05 deg
peri 331.2313401943838 7.5377e-05 deg
M 293.8695168119688 2.5536e-05 deg
tp 2459255.522625186401
(2021-Feb-10.02262519)
0.00010105 TDB
period 1388.287830985036
3.80
1.6309e-05
4.465e-08
d
yr
n .2593122203949365 3.0464e-09 deg/d
Q 2.898583835588203 2.2701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      10422 days (28.53 yr)  
   first obs. used      1990-11-17  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5401  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:23:51  

Additional Information
 Earth MOID = .978081 au 
 Jupiter MOID = 2.55053 au 
 T_jup = 3.476 
[ 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 16.2   n/a MPO436525  
diameter diameter 3.406 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109344 (2001 QG149)          Discovered 2001-Aug-22 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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