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JPL Small-Body Database Browser
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357934 (2005 XR55)
Classification: Outer Main-belt Asteroid          SPK-ID: 2357934
[ 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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1220547456612456 2.0506e-07  
a 3.205459253471844 5.298e-08 au
q 2.814217739561852 6.6857e-07 au
i 1.818942967739276 1.7525e-05 deg
node 38.08224918654015 0.0004237 deg
peri 184.9362423865 0.0004287 deg
M 335.6246303105768 6.3866e-05 deg
tp 2458742.432720849295
(2019-Sep-15.93272085)		 0.00037132 TDB
period 2096.205315315379
5.74		 5.197e-05
1.423e-07		 d
yr
n .1717389023726606 4.2578e-09 deg/d
Q 3.596700767381836 5.9447e-08 au
   Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      7516 days (20.58 yr)  
   first obs. used      1998-09-25  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:36:05  

Additional Information
 Earth MOID = 1.80561 au 
 Jupiter MOID = 1.38245 au 
 T_jup = 3.181 
[ 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 16.5   n/a MPO260712  

357934 (2005 XR55)          Discovered 2005-Dec-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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