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JPL Small-Body Database Browser
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233521 (2007 GU44)
Classification: Main-belt Asteroid          SPK-ID: 2233521
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1029925099103615 8.6424e-08  
a 2.329009403146696 1.82e-08 au
q 2.089138879111784 2.0189e-07 au
i 1.741818966400468 9.0154e-06 deg
node 146.0315148223407 0.00045922 deg
peri 3.242819534790535 0.00046439 deg
M 195.574321209501 6.9904e-05 deg
tp 2459193.455951525321
(2020-Dec-09.95595153)
0.00025519 TDB
period 1298.240908107171
3.55
1.5217e-05
4.166e-08
d
yr
n .2772983024582688 3.2503e-09 deg/d
Q 2.568879927181607 2.0074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      9162 days (25.08 yr)  
   first obs. used      1994-09-28  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60914  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 01:35:59  

Additional Information
 Earth MOID = 1.10075 au 
 Jupiter MOID = 2.42362 au 
 T_jup = 3.564 
[ 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 17.7   n/a MPO454689  
diameter diameter 1.435 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233521 (2007 GU44)          Discovered 2007-Apr-14 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2007 GU44 = 1994 SJ6 = 2005 UC228 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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