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80229 (1999 VA171)
Classification: Main-belt Asteroid          SPK-ID: 2080229
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899958037387235 5.5409e-08  
a 2.173850127356789 6.8736e-09 au
q 1.760827725202109 1.1837e-07 au
i 2.904883974987278 5.8594e-06 deg
node 354.5483705578458 8.3184e-05 deg
peri 349.8536779531557 8.4277e-05 deg
M 83.72076847102207 1.2809e-05 deg
tp 2458328.246462940156
(2018-Jul-28.74646294)
4.1287e-05 TDB
period 1170.692471312756
3.21
5.5525e-06
1.52e-08
d
yr
n .3075103059271527 1.4585e-09 deg/d
Q 2.586872529511469 8.1796e-09 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      6975 days (19.10 yr)  
   first obs. used      1999-11-14  
   last obs. used      2018-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:36:00  

Additional Information
 Earth MOID = .752477 au 
 Jupiter MOID = 2.81234 au 
 T_jup = 3.661 
[ 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 16.5   n/a MPO449503  
diameter diameter 2.962 km 0.615 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80229 (1999 VA171)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 VA171 = 2001 FG187 = 2002 RA100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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