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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2153303148584529 4.3068e-08  
a 2.314353738933607 6.8158e-09 au
q 1.816003219635196 1.0185e-07 au
i 4.711108122147557 3.8002e-06 deg
node 234.0747754619503 4.4471e-05 deg
peri 121.5690397667884 4.5008e-05 deg
M 329.2039068655554 8.381e-06 deg
tp 2459110.511012059786
(2020-Sep-18.01101206)
3.0192e-05 TDB
period 1286.006123199663
3.52
5.6809e-06
1.555e-08
d
yr
n .2799364587038651 1.2366e-09 deg/d
Q 2.812704258232019 8.2834e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1887  
   data-arc span      24438 days (66.91 yr)  
   first obs. used      1953-09-06  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50617  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:40:46  

Additional Information
 Earth MOID = .817247 au 
 Jupiter MOID = 2.65688 au 
 T_jup = 3.546 
[ 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-August); 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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