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JPL Small-Body Database Browser
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461256 (2015 XR9)
Classification: Main-belt Asteroid          SPK-ID: 2461256
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02660666376753269 5.3342e-08  
a 3.136701005003954 5.9522e-08 au
q 3.053243856024531 1.8051e-07 au
i 12.73395911990038 6.187e-06 deg
node 106.5256931521564 2.5959e-05 deg
peri 92.01382799139488 0.00011757 deg
M 90.92123304325587 0.00011461 deg
tp 2458088.027072753911
(2017-Nov-30.52707275)
0.00064498 TDB
period 2029.121775337349
5.56
5.7757e-05
1.581e-07
d
yr
n .1774166560014116 5.05e-09 deg/d
Q 3.220158153983375 6.1106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      4907 days (13.43 yr)  
   first obs. used      2006-02-22  
   last obs. used      2019-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5075  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:01:01  

Additional Information
 Earth MOID = 2.07994 au 
 Jupiter MOID = 1.90085 au 
 T_jup = 3.173 
[ 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 15.2   n/a MPO450483  

461256 (2015 XR9)          Discovered 2010-Nov-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-02-25

[ show close-approach data ]
Alternate Designations
 2015 XR9 = 2011 AW24 = 2014 RS40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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