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JPL Small-Body Database Browser
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212312 (2005 QY26)
Classification: Main-belt Asteroid          SPK-ID: 2212312
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2037087799914603 7.0867e-08  
a 3.096892996413245 3.7379e-08 au
q 2.466028702349805 2.2594e-07 au
i 16.59817575307408 4.9311e-06 deg
node 162.055494022495 2.6718e-05 deg
peri 99.90918798675928 2.8921e-05 deg
M 254.9520981408171 1.2343e-05 deg
tp 2459181.361522114986
(2020-Nov-27.86152211)
7.3804e-05 TDB
period 1990.617082878133
5.45
3.604e-05
9.867e-08
d
yr
n .1808484429760314 3.2742e-09 deg/d
Q 3.727757290476685 4.4993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      5838 days (15.98 yr)  
   first obs. used      2003-03-06  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57123  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:51:33  

Additional Information
 Earth MOID = 1.51684 au 
 Jupiter MOID = 1.74994 au 
 T_jup = 3.128 
[ 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 15.1   n/a MPO433387  
diameter diameter 3.605 km 0.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212312 (2005 QY26)          Discovered 2005-Aug-27 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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