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JPL Small-Body Database Browser
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441869 (2009 YG23)
Classification: Main-belt Asteroid          SPK-ID: 2441869
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06273803146045574 8.6111e-08  
a 2.310448900251945 3.6017e-08 au
q 2.165495884460163 2.1872e-07 au
i 8.425488754376476 7.1282e-06 deg
node 105.6198398544575 5.3137e-05 deg
peri 351.5078428740957 8.6841e-05 deg
M 243.4130778134224 7.1508e-05 deg
tp 2459015.922787097507
(2020-Jun-15.42278710)
0.00025819 TDB
period 1282.75282124499
3.51
2.9995e-05
8.212e-08
d
yr
n .2806464301131671 6.5625e-09 deg/d
Q 2.455401916043727 3.8277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      3633 days (9.95 yr)  
   first obs. used      2009-11-17  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52865  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:20  

Additional Information
 Earth MOID = 1.18281 au 
 Jupiter MOID = 2.64095 au 
 T_jup = 3.568 
[ 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 17.5   n/a MPO456093  

441869 (2009 YG23)          Discovered 2009-Nov-17 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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