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6497 Yamasaki (1992 UR3)
Classification: Main-belt Asteroid          SPK-ID: 2006497
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158517366436746 4.3436e-08  
a 2.313480098359555 8.2443e-09 au
q 1.814111401438066 1.0257e-07 au
i 4.713327557723568 4.2151e-06 deg
node 234.0898629545829 4.6033e-05 deg
peri 121.6925425343496 4.6768e-05 deg
M 217.1088380807599 1.0865e-05 deg
tp 2459110.652413464662
(2020-Sep-18.15241346)
4.0636e-05 TDB
period 1285.278014262892
3.52
6.8703e-06
1.881e-08
d
yr
n .2800950424772187 1.4972e-09 deg/d
Q 2.812848795281044 1.0024e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1648  
   data-arc span      23988 days (65.68 yr)  
   first obs. used      1953-09-06  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:19:00  

Additional Information
 Earth MOID = .814506 au 
 Jupiter MOID = 2.65346 au 
 T_jup = 3.547 
[ 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 14.0   n/a MPO279583  
diameter diameter 3.448 km 0.570 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 9.879 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pray, D.P.; Kusnirak, P.; Galad, A.; Vilagi, J.; et al. (2007) Minor Planet Bull. 34, 44-46.]
geometric albedo albedo 0.390   0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

6497 Yamasaki (1992 UR3)          Discovered 1992-Oct-27 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 UR3 = 1978 WZ18 = 1980 FT5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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