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JPL Small-Body Database Browser
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80209 (1999 VK89)
Classification: Main-belt Asteroid          SPK-ID: 2080209
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1867408155398392 4.0208e-08  
a 2.314534775387116 9.7848e-09 au
q 1.882316663836008 9.1496e-08 au
i 1.452206511646238 4.8049e-06 deg
node 206.3149880319148 0.00021108 deg
peri 221.4613058781272 0.00021189 deg
M 181.2433696478104 1.8303e-05 deg
tp 2459239.136374833508
(2021-Jan-24.63637483)
6.7698e-05 TDB
period 1286.157019670217
3.52
8.1559e-06
2.233e-08
d
yr
n .2799036155727762 1.775e-09 deg/d
Q 2.746752886938225 1.1612e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      9242 days (25.30 yr)  
   first obs. used      1992-11-27  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57556  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:17:44  

Additional Information
 Earth MOID = .89633 au 
 Jupiter MOID = 2.54763 au 
 T_jup = 3.558 
[ 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 17.0   n/a MPO436341  
rotation period rot_per 3.018 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

80209 (1999 VK89)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 VK89 = 1997 GN4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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