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JPL Small-Body Database Browser
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172953 (2005 KG5)
Classification: Main-belt Asteroid          SPK-ID: 2172953
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02879666456354829 6.808e-08  
a 2.87043939061377 3.3147e-08 au
q 2.787780310332269 1.8504e-07 au
i 1.668988546337525 9.2326e-06 deg
node 193.6370221219262 0.00021204 deg
peri 250.3363678509162 0.00026934 deg
M 186.777940211005 0.00016503 deg
tp 2459855.215729330617
(2022-Oct-02.71572933)
0.00081686 TDB
period 1776.319153194657
4.86
3.0768e-05
8.424e-08
d
yr
n .2026662828875941 3.5105e-09 deg/d
Q 2.953098470895271 3.4101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      6920 days (18.95 yr)  
   first obs. used      2000-05-26  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:46  

Additional Information
 Earth MOID = 1.80426 au 
 Jupiter MOID = 2.10194 au 
 T_jup = 3.297 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456535.5 (2013-Aug-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03146377136292586 6.8102e-08  
q 2.777618280849741 1.8555e-07 au
tp 2456306.188227213124
(2013-Jan-13.68822721)
0.00073641 TDB
node 193.7207634469984 0.00021198 deg
peri 250.2111178279192 0.00026061 deg
i 1.669376507518265 9.2376e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      6920 days (18.95 yr)  
   first obs. used      2000-05-26  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:46  

Additional Information
 Jupiter MOID = 2.10194 au 
 T_jup = 3.297 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.637817191885968E-15 -1.246985063857184E-14 -1.171461707960191E-11 1.197240801216384E-14 -2.554434453962002E-12 -1.345567436782161E-15
q -1.246985063857184E-14 3.442878490884727E-14 3.571237770878733E-11 -3.847182827472998E-14 7.760106408158034E-12 4.068481394656401E-15
tp -1.171461707960191E-11 3.571237770878733E-11 5.423035129349239E-7 -4.541204645538991E-11 1.116528063670593E-7 7.708586593578085E-12
node 1.197240801216384E-14 -3.847182827472998E-14 -4.541204645538991E-11 4.49367308226932E-8 -4.49273635405325E-8 -7.450162849646063E-11
peri -2.554434453962002E-12 7.760106408158034E-12 1.116528063670593E-7 -4.49273635405325E-8 6.79184871415986E-8 7.613097373399202E-11
i -1.345567436782161E-15 4.068481394656401E-15 7.708586593578085E-12 -7.450162849646063E-11 7.613097373399202E-11 8.533270359191129E-11

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 16.1   n/a MPO433110  

172953 (2005 KG5)          Discovered 2005-May-18 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2005 KG5 = 2004 CK82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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