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8174 (1991 SL2)
Classification: Main-belt Asteroid          SPK-ID: 2008174
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1386051164202749 9.4043e-08  
a 3.178492656184261 5.065e-08 AU
q 2.737937311532852 3.0188e-07 AU
i 10.28833396906232 9.4668e-06 deg
node 67.97829659176 4.7804e-05 deg
peri 331.9717508651247 5.7815e-05 deg
M 331.5945756971201 4.2576e-05 deg
tp 2456963.816109443458
(2014-Nov-02.31610944)
0.00024698 JED
period 2069.808877795364
5.67
4.9474e-05
1.355e-07
d
yr
n .1739291022770423 4.1574e-09 deg/d
Q 3.619048000835669 5.767e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      773  
   data-arc span      11953 days (32.73 yr)  
   first obs. used      1980-10-13  
   last obs. used      2013-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5374  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:11:24  

Additional Information
 Earth MOID = 1.75052 AU 
 T_jup = 3.160 
[ 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 12.0 mag n/a MPO266001  

8174 (1991 SL2)          Discovered 1991-Sep-17 by Holt, H. E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 SL2 = 1980 TM14 = 1980 VK = 1980 VL2 = 1992 YX3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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