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7834 (1993 JL)
Classification: Main-belt Asteroid          SPK-ID: 2007834
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1369945176001408 6.2266e-08  
a 2.590877639196528 1.5897e-08 au
q 2.235941606853808 1.5854e-07 au
i 15.01916152740976 6.4755e-06 deg
node 78.1440748889231 1.8544e-05 deg
peri 167.5058769526981 2.5848e-05 deg
M 141.3682906400091 1.7011e-05 deg
tp 2456802.338733675433
(2014-May-24.83873368)
7.2302e-05 JED
period 1523.241562177457
4.17
1.402e-05
3.838e-08
d
yr
n .2363380890719552 2.1752e-09 deg/d
Q 2.945813671539248 1.8075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1224  
   data-arc span      17386 days (47.60 yr)  
   first obs. used      1968-04-26  
   last obs. used      2015-12-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47483  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:05:10  

Additional Information
 Earth MOID = 1.22282 au 
 Jupiter MOID = 2.09566 au 
 T_jup = 3.359 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO358707  
rotation period rot_per 15.7072 h n/a LCDB (Rev. 2015-December); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

7834 (1993 JL)          Discovered 1993-May-14 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1993 JL = 1968 HC1 = 1972 JR 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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