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JPL Small-Body Database Browser
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201214 (2002 QD41)
Classification: Main-belt Asteroid          SPK-ID: 2201214
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2295492010589629 6.4256e-08  
a 2.96764309251331 2.4084e-08 au
q 2.28642299159873 1.8443e-07 au
i 2.607881697051984 5.575e-06 deg
node 69.66696827871367 0.00011371 deg
peri 289.0262710724277 0.00011432 deg
M 65.12346844226337 1.3632e-05 deg
tp 2458262.706761623930
(2018-May-24.20676162)
6.9455e-05 TDB
period 1867.307880310418
5.11
2.2732e-05
6.224e-08
d
yr
n .1927909177677514 2.3469e-09 deg/d
Q 3.64886319342789 2.9613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      455  
   data-arc span      6037 days (16.53 yr)  
   first obs. used      2002-07-14  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:53:34  

Additional Information
 Earth MOID = 1.28365 au 
 Jupiter MOID = 1.80172 au 
 T_jup = 3.222 
[ 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 MPO454424  
diameter diameter 5.682 km 2.811 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201214 (2002 QD41)          Discovered 2002-Aug-29 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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