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214390 (2005 MQ23)
Classification: Main-belt Asteroid          SPK-ID: 2214390
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 .1212374761263682 4.193e-08  
a 2.640630668681954 1.7052e-08 au
q 2.32048727102907 1.0721e-07 au
i 14.50319082939869 5.0351e-06 deg
node 205.101536394097 1.6053e-05 deg
peri 124.25074051076 2.5747e-05 deg
M 28.47031757421226 2.1123e-05 deg
tp 2458476.549086428743
(2018-Dec-24.04908643)
9.1453e-05 TDB
period 1567.328104765165
4.29
1.5182e-05
4.157e-08
d
yr
n .2296902600709373 2.2249e-09 deg/d
Q 2.960774066334838 1.912e-08 au
  Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      6765 days (18.52 yr)  
   first obs. used      2001-05-29  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53214  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:09:03  

Additional Information
 Earth MOID = 1.34372 au 
 Jupiter MOID = 2.46279 au 
 T_jup = 3.340 
[ 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 MPO454540  
diameter diameter 2.134 km 0.373 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.354   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214390 (2005 MQ23)          Discovered 2005-Jun-24 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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