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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371642941260104 6.1829e-08  
a 2.590494590658606 1.5822e-08 au
q 2.23517122869367 1.5719e-07 au
i 15.02066027186843 6.4048e-06 deg
node 78.14133913812454 1.8436e-05 deg
peri 167.4994991984926 2.5553e-05 deg
M 188.6480402362089 1.6844e-05 deg
tp 2458325.368181519911
(2018-Jul-25.86818152)
7.1681e-05 JED
period 1522.903768984559
4.17
1.3952e-05
3.82e-08
d
yr
n .236390510898821 2.1657e-09 deg/d
Q 2.945817952623542 1.7992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1257  
   data-arc span      17434 days (47.73 yr)  
   first obs. used      1968-04-26  
   last obs. used      2016-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47673  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:26:31  

Additional Information
 Earth MOID = 1.22299 au 
 Jupiter MOID = 2.09671 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. 2016-February); 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. (2016) 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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