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JPL Small-Body Database Browser
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172919 (2005 GP135)
Classification: Main-belt Asteroid          SPK-ID: 2172919
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .113453964222253 5.2375e-08  
a 2.664417695225247 2.2105e-08 au
q 2.362128945358024 1.4641e-07 au
i 10.27859498847527 5.4521e-06 deg
node 84.784176101084 2.9394e-05 deg
peri 284.9372417394003 3.8112e-05 deg
M 24.88929085929622 2.3571e-05 deg
tp 2458890.672293873397
(2020-Feb-11.17229387)
0.00010388 TDB
period 1588.553664670188
4.35
1.9768e-05
5.412e-08
d
yr
n .2266212391853581 2.8201e-09 deg/d
Q 2.96670644509247 2.4612e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7618 days (20.86 yr)  
   first obs. used      1998-12-15  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:55:54  

Additional Information
 Earth MOID = 1.38781 au 
 Jupiter MOID = 2.54509 au 
 T_jup = 3.352 
[ 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 16.0   n/a MPO449897  
diameter diameter 4.016 km 0.339 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

172919 (2005 GP135)          Discovered 2005-Apr-10 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2005 GP135 = 1998 XE14 = 2004 BB117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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