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15207 (1979 KD)
Classification: Main-belt Asteroid          SPK-ID: 2015207
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1504374755999787 2.7066e-08  
a 2.593187595785379 9.0258e-09 au
q 2.203075000118249 7.1952e-08 au
i 7.855633171992627 3.6765e-06 deg
node 150.0355869416944 2.2221e-05 deg
peri 101.2492530122866 2.6091e-05 deg
M 351.0237271994321 1.4636e-05 deg
tp 2459238.531448993675
(2021-Jan-24.03144899)
6.208e-05 TDB
period 1525.279137779426
4.18
7.9633e-06
2.18e-08
d
yr
n .2360223719601287 1.2322e-09 deg/d
Q 2.983300191452509 1.0384e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2739  
   data-arc span      15028 days (41.14 yr)  
   first obs. used      1979-05-19  
   last obs. used      2020-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:51:54  

Additional Information
 Earth MOID = 1.20375 au 
 Jupiter MOID = 2.10015 au 
 T_jup = 3.389 
[ 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 13.05   n/a E2021B10  
rotation period rot_per 337.698 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.]

15207 (1979 KD)          Discovered 1979-May-19 by West, R. M. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1979 KD = 1987 HJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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