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46645 (1995 OP1)
Classification: Main-belt Asteroid          SPK-ID: 2046645
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .11743667411649 9.9208e-08  
a 2.945447896873802 3.8012e-08 AU
q 2.599544292081533 2.9874e-07 AU
i 4.547933424057709 9.1972e-06 deg
node 339.6440359458585 9.6074e-05 deg
peri 210.3535043972522 9.9616e-05 deg
M 7.663223767513187 2.5628e-05 deg
tp 2456761.196208213825
(2014-Apr-13.69620821)
0.00013145 JED
period 1846.398522643496
5.06
3.5743e-05
9.786e-08
d
yr
n .1949741594705062 3.7743e-09 deg/d
Q 3.291351501666072 4.2476e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      6917 days (18.94 yr)  
   first obs. used      1995-07-19  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5569  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:30:55  

Additional Information
 Earth MOID = 1.60184 AU 
 T_jup = 3.256 
[ 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 14.2 mag n/a MPO257184  

46645 (1995 OP1)          Discovered 1995-Jul-19 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 OP1 = 2001 TB99 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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