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186552 (2002 XJ13)
Classification: Main-belt Asteroid          SPK-ID: 2186552
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08866483583398892 5.7515e-08  
a 2.446850747855288 1.4411e-08 au
q 2.229901127986426 1.378e-07 au
i 5.65290105463675 4.0075e-06 deg
node 234.8186238878142 5.8874e-05 deg
peri 289.3240279734201 6.2995e-05 deg
M 169.9076374839342 2.2953e-05 deg
tp 2458540.688248666561
(2019-Feb-26.18824867)
8.8311e-05 TDB
period 1398.007964783208
3.83
1.2351e-05
3.382e-08
d
yr
n .2575092625139843 2.275e-09 deg/d
Q 2.663800367724151 1.5689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      9498 days (26.00 yr)  
   first obs. used      1994-12-02  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60042  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:43  

Additional Information
 Earth MOID = 1.24405 au 
 Jupiter MOID = 2.33506 au 
 T_jup = 3.486 
[ 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 16.21   n/a E2021B55  
rotation period rot_per 602.032 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

186552 (2002 XJ13)          Discovered 2002-Dec-03 by NEAT at Haleakala
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2002 XJ13 = 2004 HR42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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