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214441 (2005 QN149)
Classification: Main-belt Asteroid          SPK-ID: 2214441
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09574251009025003 5.428e-08  
a 2.985246077405416 3.5103e-08 au
q 2.699431124717549 1.7129e-07 au
i 11.06093205118907 5.6481e-06 deg
node 87.39280272970673 2.9939e-05 deg
peri 193.1184505872854 4.193e-05 deg
M 355.6889971523739 2.9024e-05 deg
tp 2459023.060277657375
(2020-Jun-22.56027766)
0.00015189 TDB
period 1883.946785404504
5.16
3.323e-05
9.098e-08
d
yr
n .1910881999369765 3.3705e-09 deg/d
Q 3.271061030093284 3.8464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      6755 days (18.49 yr)  
   first obs. used      2001-12-17  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62974  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:48:22  

Additional Information
 Earth MOID = 1.68424 au 
 Jupiter MOID = 1.84555 au 
 T_jup = 3.223 
[ 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 15.3   n/a MPO437026  
diameter diameter 2.936 km 0.915 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214441 (2005 QN149)          Discovered 2005-Aug-28 by Siding Spring Survey at Siding Spring
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2005 QN149 = 2006 VA147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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