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JPL Small-Body Database Browser
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441679 (2008 YB18)
Classification: Main-belt Asteroid          SPK-ID: 2441679
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07648299418569245 3.1061e-07  
a 2.564432040644911 5.5946e-08 au
q 2.368296599790663 8.4413e-07 au
i 8.335865235141164 1.3024e-05 deg
node 289.5285024687078 5.7736e-05 deg
peri 71.94651273544926 0.0002788 deg
M 291.0321891861263 0.00027042 deg
tp 2458887.861881485136
(2020-Feb-08.36188149)
0.0011352 TDB
period 1499.9791368445
4.11
4.9086e-05
1.344e-07
d
yr
n .2400033381513096 7.8539e-09 deg/d
Q 2.76056748149916 6.0225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      5818 days (15.93 yr)  
   first obs. used      2003-09-29  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53471  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:17  

Additional Information
 Earth MOID = 1.37885 au 
 Jupiter MOID = 2.59732 au 
 T_jup = 3.414 
[ 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 17.8   n/a MPO252073  

441679 (2008 YB18)          Discovered 2008-Dec-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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