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JPL Small-Body Database Browser
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27225 (1999 GB17)
Classification: Main-belt Asteroid          SPK-ID: 2027225
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1151315577556899 5.4837e-08  
a 2.675424714462255 1.3347e-08 au
q 2.367398899428144 1.4851e-07 au
i 13.48951038847142 4.7506e-06 deg
node 20.95558920063118 1.7584e-05 deg
peri 166.8285522358758 2.601e-05 deg
M 209.7986222622181 2.2049e-05 deg
tp 2459267.397277178541
(2021-Feb-21.89727718)
9.9904e-05 TDB
period 1598.407573886614
4.38
1.1961e-05
3.275e-08
d
yr
n .2252241580191219 1.6853e-09 deg/d
Q 2.983450529496366 1.4883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2600  
   data-arc span      23614 days (64.65 yr)  
   first obs. used      1955-04-13  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41218  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:35:58  

Additional Information
 Earth MOID = 1.36951 au 
 Jupiter MOID = 1.97424 au 
 T_jup = 3.330 
[ 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 12.6   n/a MPO459047  
diameter diameter 7.301 km 1.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.853858 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.363   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

27225 (1999 GB17)          Discovered 1999-Apr-15 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GB17 = 1977 DF11 = 1979 UB5 = 1984 YC3 = 1984 YL7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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