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14657 (1998 YU27)
Classification: Main-belt Asteroid          SPK-ID: 2014657
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2745640502808486 5.3599e-08  
a 2.662307610156791 1.5593e-08 au
q 1.931333649618616 1.3957e-07 au
i 11.05817979927025 5.219e-06 deg
node 289.4626947420775 2.7846e-05 deg
peri 53.55155337826791 2.9256e-05 deg
M 358.2054706980668 1.133e-05 deg
tp 2458608.409223181395
(2019-May-04.90922318)
4.9967e-05 TDB
period 1586.666956195761
4.34
1.394e-05
3.817e-08
d
yr
n .2268907149003384 1.9933e-09 deg/d
Q 3.393281570694965 1.9874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1397  
   data-arc span      16183 days (44.31 yr)  
   first obs. used      1975-07-11  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4852  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:50:59  

Additional Information
 Earth MOID = .944442 au 
 Jupiter MOID = 2.10295 au 
 T_jup = 3.305 
[ 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 13.2   n/a MPO350920  
diameter diameter 5.793 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 33.58 h n/a LCDB (Rev. 2019-January); 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:
[Ferrero, A. (2011) Minor Planet Bull. 38, 92-93.]
geometric albedo albedo 0.303   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14657 (1998 YU27)          Discovered 1998-Dec-26 by Korlevic, K. at Visnjan
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 YU27 = 1975 NV1 = 1984 SB5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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