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8670 (1991 OM1)
Classification: Main-belt Asteroid          SPK-ID: 2008670
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2051862251515523 5.0075e-08  
a 2.389432967973154 1.6304e-08 AU
q 1.899154237022072 1.2167e-07 AU
i 1.538955946235769 5.829e-06 deg
node 295.2776100938025 0.0002429 deg
peri 333.6691555360978 0.00024341 deg
M 139.0702498718415 1.9567e-05 deg
tp 2456479.338364425396
(2013-Jul-05.83836443)
7.1029e-05 JED
period 1349.089319820411
3.69
1.3808e-05
3.78e-08
d
yr
n .2668466755395578 2.7312e-09 deg/d
Q 2.879711698924235 1.9649e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1125  
   data-arc span      16424 days (44.97 yr)  
   first obs. used      1969-09-13  
   last obs. used      2014-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .45543  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:53:54  

Additional Information
 Earth MOID = .884703 AU 
 T_jup = 3.504 
[ 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 13.6 mag n/a MPO266004  

8670 (1991 OM1)          Discovered 1991-Jul-18 by Debehogne, H. at La Silla (809)
Reference: 19980511/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 OM1 = 1969 RG1 = 1985 XB2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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