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362805 (2011 YZ4)
Classification: Outer Main-belt Asteroid          SPK-ID: 2362805
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1075252125355911 5.2125e-08  
a 3.224112866670705 4.2334e-08 au
q 2.877439445443204 1.6036e-07 au
i 5.923534069574056 6.8935e-06 deg
node 73.61234160874818 5.4843e-05 deg
peri 63.1768927578884 6.6277e-05 deg
M 173.6900783351288 3.7423e-05 deg
tp 2458180.297714107625
(2018-Mar-02.79771411)
0.00021435 TDB
period 2114.529663649615
5.79
4.1647e-05
1.14e-07
d
yr
n .1702506265051164 3.3532e-09 deg/d
Q 3.570786287898207 4.6886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      8831 days (24.18 yr)  
   first obs. used      1996-05-20  
   last obs. used      2020-07-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58995  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:40:52  

Additional Information
 Earth MOID = 1.89759 au 
 Jupiter MOID = 1.49465 au 
 T_jup = 3.171 
[ 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 15.63   n/a E2021B25  

362805 (2011 YZ4)          Discovered 1999-Dec-02 by Ondrejov at Ondrejov
Reference: Last Updated: 2013-04-29

[ show close-approach data ]
Alternate Designations
 2011 YZ4 = 1999 XT235 = 2010 OF31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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