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JPL Small-Body Database Browser
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268109 (2004 SP27)
Classification: Main-belt Asteroid          SPK-ID: 2268109
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09376486072250972 8.283e-08  
a 2.651116085026235 3.1894e-08 au
q 2.402534554554545 2.3299e-07 au
i 13.01178639124803 8.1868e-06 deg
node 171.8480906371403 2.309e-05 deg
peri 350.4776378691669 3.7338e-05 deg
M 329.2025706087596 3.2104e-05 deg
tp 2458735.381849183940
(2019-Sep-08.88184918)
0.00014189 TDB
period 1576.672685546588
4.32
2.8452e-05
7.79e-08
d
yr
n .2283289380859656 4.1203e-09 deg/d
Q 2.899697615497924 3.4884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      8603 days (23.55 yr)  
   first obs. used      1995-07-05  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62357  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:15:12  

Additional Information
 Earth MOID = 1.4112 au 
 Jupiter MOID = 2.07474 au 
 T_jup = 3.348 
[ 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 16.5   n/a MPO427486  

268109 (2004 SP27)          Discovered 2004-Sep-16 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2004 SP27 = 2007 HU61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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