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152745 (1998 YN11)
Classification: Main-belt Asteroid          SPK-ID: 2152745
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1919878944685266 4.8637e-08  
a 2.579993923309504 1.2858e-08 au
q 2.084666322231719 1.3024e-07 au
i 10.4234266261616 3.1801e-06 deg
node 260.6805478074294 2.5481e-05 deg
peri 117.3984695726911 2.8087e-05 deg
M 172.8846654658227 1.327e-05 deg
tp 2458473.590366257358
(2018-Dec-21.09036626)		 5.2278e-05 TDB
period 1513.653437349443
4.14		 1.1315e-05
3.098e-08		 d
yr
n .2378351550738031 1.778e-09 deg/d
Q 3.075321524387288 1.5327e-08 au
   Orbit Determination Parameters
   # obs. used (total)      949  
   data-arc span      7791 days (21.33 yr)  
   first obs. used      1998-12-24  
   last obs. used      2020-04-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:28  

Additional Information
 Earth MOID = 1.1103 au 
 Jupiter MOID = 2.47099 au 
 T_jup = 3.376 
[ 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 15.49   n/a E2021B55  
diameter diameter 1.803 km 0.358 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.496   0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

152745 (1998 YN11)          Discovered 1998-Dec-24 by Klet at Klet
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

Alternate Designations
 1998 YN11 = 2003 AT34 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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