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30884 (1992 SL23)
Classification: Main-belt Asteroid          SPK-ID: 2030884
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1473383243988265 7.0326e-08  
a 2.613217597635907 2.0506e-08 AU
q 2.228190495510705 1.8478e-07 AU
i 13.97444506912156 9.1241e-06 deg
node 31.22339370611454 2.682e-05 deg
peri 34.38809549942383 4.5804e-05 deg
M 58.96096641727419 3.386e-05 deg
tp 2456747.789154603122
(2014-Mar-31.28915460)
0.00014473 JED
period 1542.985298087352
4.22
1.8162e-05
4.972e-08
d
yr
n .2333139534422315 2.7462e-09 deg/d
Q 2.998244699761108 2.3527e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      14496 days (39.69 yr)  
   first obs. used      1975-10-10  
   last obs. used      2015-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5376  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:47:14  

Additional Information
 Earth MOID = 1.25276 AU 
 T_jup = 3.352 
[ 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 13.9 mag n/a MPO324592  

30884 (1992 SL23)          Discovered 1992-Sep-30 by Holt, H. E. at Palomar
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 SL23 = 1975 TT6 = 1992 US9 = 1992 XS = 1999 LS16 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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