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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1600750392437322 3.774e-08  
a 2.664349184007677 1.3192e-08 au
q 2.237853383818642 9.9645e-08 au
i 11.75236427016319 4.6114e-06 deg
node 320.0637805963502 2.3116e-05 deg
peri 301.0081087198835 2.8327e-05 deg
M 141.1714111809776 1.8167e-05 deg
tp 2458377.584130641912
(2018-Sep-16.08413064)
7.9445e-05 TDB
period 1588.492394408596
4.35
1.1797e-05
3.23e-08
d
yr
n .2266299802675667 1.6831e-09 deg/d
Q 3.090844984196711 1.5303e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2020  
   data-arc span      8191 days (22.43 yr)  
   first obs. used      1997-09-02  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:57:49  

Additional Information
 Earth MOID = 1.24797 au 
 Jupiter MOID = 2.13733 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-August); 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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