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8392 (1993 OP)
Classification: Main-belt Asteroid          SPK-ID: 2008392
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980215657443216 1.2094e-07  
a 2.287143643004149 2.0012e-08 AU
q 1.834239877734296 2.716e-07 AU
i 23.92419249944703 1.289e-05 deg
node 286.0952166804285 2.2898e-05 deg
peri 95.64435833635262 4.4046e-05 deg
M 19.0191810201449 3.4877e-05 deg
tp 2456933.753591857577
(2014-Oct-03.25359186)
0.00012209 JED
period 1263.393355677166
3.46
1.6582e-05
4.54e-08
d
yr
n .2849468840265062 3.7398e-09 deg/d
Q 2.740047408274002 2.3975e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      8829 days (24.17 yr)  
   first obs. used      1990-12-17  
   last obs. used      2015-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49532  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:13:31  

Additional Information
 Earth MOID = .996932 AU 
 T_jup = 3.463 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO267741  
rotation period rot_per 6. h n/a LCDB (Rev. 2015-Feb); Warner et al., 2009 lower-limit; Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

Alternate Designations
 1993 OP = 1995 CG2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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