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JPL Small-Body Database Browser
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3890 Bunin (1976 YU5)
Classification: Main-belt Asteroid          SPK-ID: 2003890
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1400228990514664 3.6233e-08  
a 2.330515623676018 9.4993e-09 au
q 2.004190069764165 8.592e-08 au
i 5.214687298695935 3.4932e-06 deg
node 259.5357362931307 4.3094e-05 deg
peri 71.74946157107401 4.4879e-05 deg
M 65.60526390189779 1.2009e-05 deg
tp 2458363.683127651543
(2018-Sep-02.18312765)
4.342e-05 TDB
period 1299.500512229147
3.56
7.9452e-06
2.175e-08
d
yr
n .2770295175816903 1.6938e-09 deg/d
Q 2.656841177587871 1.0829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1835  
   data-arc span      15657 days (42.87 yr)  
   first obs. used      1976-12-18  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48147  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:30:35  

Additional Information
 Earth MOID = .999777 au 
 Jupiter MOID = 2.67129 au 
 T_jup = 3.553 
[ 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 13.7   n/a MPO412198  
diameter diameter 9.839 km 0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.39 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; Warner, B.D. (2019) Minor Planet Bull. 45, 66-71.]
geometric albedo albedo 0.058   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3890 Bunin (1976 YU5)          Discovered 1976-Dec-18 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1976 YU5 = 1983 WX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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