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266554 (2008 GU34)
Classification: Main-belt Asteroid          SPK-ID: 2266554
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304036487836644 4.8293e-08  
a 2.301459065365627 1.7311e-08 au
q 2.001340405715708 1.089e-07 au
i 1.837978963930615 6.8663e-06 deg
node 21.96516457384785 0.00016266 deg
peri 256.2585452000911 0.00016588 deg
M 104.3344915574544 2.8696e-05 deg
tp 2458630.902766114029
(2019-May-27.40276611)
0.00010318 TDB
period 1275.273423129488
3.49
1.4388e-05
3.939e-08
d
yr
n .2822924037078804 3.185e-09 deg/d
Q 2.601577725015547 1.9568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      8778 days (24.03 yr)  
   first obs. used      1995-09-17  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:05:07  

Additional Information
 Earth MOID = .985901 au 
 Jupiter MOID = 2.50566 au 
 T_jup = 3.579 
[ 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 17.5   n/a MPO433730  
diameter diameter 2.192 km 0.962 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266554 (2008 GU34)          Discovered 2008-Apr-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 GU34 = 2002 TN201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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