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461268 (2015 XC59)
Classification: Main-belt Asteroid          SPK-ID: 2461268
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08860371086023854 5.4843e-08  
a 2.715536019923875 4.0425e-08 au
q 2.474929451583977 1.6151e-07 au
i 7.582305535442371 6.0636e-06 deg
node 99.6531373744687 4.5555e-05 deg
peri 276.5067884455347 6.7047e-05 deg
M 132.2390333823892 4.2247e-05 deg
tp 2458796.102405077487
(2019-Nov-08.60240508)
0.00019567 TDB
period 1634.488158629337
4.47
3.6498e-05
9.993e-08
d
yr
n .2202524368863534 4.9182e-09 deg/d
Q 2.956142588263773 4.4007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      4717 days (12.91 yr)  
   first obs. used      2008-03-04  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:50:36  

Additional Information
 Earth MOID = 1.48981 au 
 Jupiter MOID = 2.48291 au 
 T_jup = 3.343 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457895.5 (2017-May-22.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08850879843885989 5.4767e-08  
q 2.475838809939353 1.6028e-07 au
tp 2457154.583680094824
(2015-May-12.08368009)
0.00020967 TDB
node 99.76185620216243 4.5646e-05 deg
peri 275.0416600461159 6.7102e-05 deg
i 7.574632049909654 6.0561e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      4717 days (12.91 yr)  
   first obs. used      2008-03-04  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:50:36  

Additional Information
 Jupiter MOID = 2.48291 au 
 T_jup = 3.343 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.999408654602057E-15 -8.560348198828945E-15 1.682020429545646E-12 -2.482767590257886E-15 3.279673345292244E-13 -9.113476760539681E-15
q -8.560348198828945E-15 2.56894178635193E-14 -7.952884814568464E-12 1.700344739257192E-14 -1.575151719860738E-12 2.815396844923334E-14
tp 1.682020429545646E-12 -7.952884814568464E-12 4.396086272911627E-8 -9.339369052804069E-11 1.032553455388708E-8 -7.196913943959547E-12
node -2.482767590257886E-15 1.700344739257192E-14 -9.339369052804069E-11 2.083530120202054E-9 -2.086845223165954E-9 -4.197631142890265E-11
peri 3.279673345292244E-13 -1.575151719860738E-12 1.032553455388708E-8 -2.086845223165954E-9 4.502658594287518E-9 4.024825124022238E-11
i -9.113476760539681E-15 2.815396844923334E-14 -7.196913943959547E-12 -4.197631142890265E-11 4.024825124022238E-11 3.667613249836264E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.12   n/a MPCxxxxx  

461268 (2015 XC59)          Discovered 2008-Mar-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-02-25

Alternate Designations
 2015 XC59 = 2012 AD20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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