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11613 (1995 YN4)
Classification: Main-belt Asteroid          SPK-ID: 2011613
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1102824940799278 5.3183e-08  
a 2.986292835134539 2.4333e-08 au
q 2.656957013222884 1.6549e-07 au
i 9.422616702860612 6.3923e-06 deg
node 342.6990144854046 3.1875e-05 deg
peri 66.35381314924361 4.3222e-05 deg
M .06898039538648598 2.7545e-05 deg
tp 2457400.138822910567
(2016-Jan-12.63882291)
0.00014423 JED
period 1884.937763368192
5.16
2.3039e-05
6.308e-08
d
yr
n .190987738161029 2.3343e-09 deg/d
Q 3.315628657046195 2.7017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      22717 days (62.20 yr)  
   first obs. used      1953-10-07  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47846  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:18:14  

Additional Information
 Earth MOID = 1.68211 au 
 Jupiter MOID = 2.10408 au 
 T_jup = 3.228 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO347617  
rotation period rot_per 11.0939 h n/a LCDB (Rev. 2015-December); 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.]

11613 (1995 YN4)          Discovered 1995-Dec-23 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 YN4 = 1953 TS = 1979 VJ1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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