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243385 (2008 YD49)
Classification: Main-belt Asteroid          SPK-ID: 2243385
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1068093913579031 4.694e-08  
a 3.133181851576752 5.6499e-08 au
q 2.798528604996211 1.5424e-07 au
i 5.874731131746525 6.0757e-06 deg
node 95.99936171686348 9.9477e-05 deg
peri 164.7339406523848 0.00011235 deg
M 182.5254523974208 5.3195e-05 deg
tp 2459599.143333854919
(2022-Jan-19.64333386)
0.00030358 TDB
period 2025.707939782043
5.55
5.4793e-05
1.5e-07
d
yr
n .177715648406223 4.807e-09 deg/d
Q 3.467835098157293 6.2534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      6672 days (18.27 yr)  
   first obs. used      2000-07-31  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66805  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:40:24  

Additional Information
 Earth MOID = 1.78319 au 
 Jupiter MOID = 1.59839 au 
 T_jup = 3.196 
[ 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 15.6   n/a MPO427390  
diameter diameter 3.702 km 0.520 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243385 (2008 YD49)          Discovered 2008-Dec-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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