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JPL Small-Body Database Browser
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27146 (1998 YL1)
Classification: Main-belt Asteroid          SPK-ID: 2027146
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602869597867282 3.8021e-08  
a 2.663796164952521 1.3314e-08 au
q 2.236824376180735 1.0057e-07 au
i 11.75284762322272 4.6666e-06 deg
node 320.069715887378 2.3143e-05 deg
peri 300.9256310752074 2.8347e-05 deg
M 50.56559056917383 1.8042e-05 deg
tp 2458377.449863192633
(2018-Sep-15.94986319)
7.9352e-05 TDB
period 1587.997852824526
4.35
1.1905e-05
3.259e-08
d
yr
n .2267005584168003 1.6996e-09 deg/d
Q 3.090767953724306 1.5448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1937  
   data-arc span      8128 days (22.25 yr)  
   first obs. used      1997-09-02  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44469  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:34:58  

Additional Information
 Earth MOID = 1.2466 au 
 Jupiter MOID = 2.13652 au 
 T_jup = 3.336 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.8   n/a MPO358883  
diameter diameter 7.400 km 0.512 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.310 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.272   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

27146 (1998 YL1)          Discovered 1998-Dec-16 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 YL1 = 2000 AE96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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