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JPL Small-Body Database Browser
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441291 (2007 YY4)
Classification: Main-belt Asteroid          SPK-ID: 2441291
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1609353861416773 5.8145e-08  
a 2.623714956241721 3.7489e-08 au
q 2.201466376633266 1.6644e-07 au
i 10.1054173326402 6.3337e-06 deg
node 54.47207861220247 5.5181e-05 deg
peri 2.204023642539118 7.3037e-05 deg
M 255.3760869832741 5.0058e-05 deg
tp 2459051.630158917735
(2020-Jul-21.13015892)
0.00022306 TDB
period 1552.291942898573
4.25
3.327e-05
9.109e-08
d
yr
n .2319151379010427 4.9705e-09 deg/d
Q 3.045963535850177 4.3522e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      5688 days (15.57 yr)  
   first obs. used      2003-12-28  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:41:58  

Additional Information
 Earth MOID = 1.21299 au 
 Jupiter MOID = 2.31454 au 
 T_jup = 3.363 
[ 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 16.6   n/a MPO456091  

441291 (2007 YY4)          Discovered 2007-Dec-16 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2007 YY4 = 2003 YW145 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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