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46645 (1995 OP1)
Classification: Main-belt Asteroid          SPK-ID: 2046645
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176002554124352 5.6418e-08  
a 2.945411693049539 1.9443e-08 au
q 2.59903052565214 1.6684e-07 au
i 4.547348050477214 5.9262e-06 deg
node 339.6121788841729 5.5822e-05 deg
peri 211.0087537746514 5.8449e-05 deg
M 357.7844328260771 1.6699e-05 deg
tp 2458611.863179260610
(2019-May-08.36317926)
8.5646e-05 TDB
period 1846.364480376634
5.06
1.8282e-05
5.005e-08
d
yr
n .1949777542983089 1.9306e-09 deg/d
Q 3.291792860446938 2.1729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      8695 days (23.81 yr)  
   first obs. used      1995-07-19  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54094  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:33:58  

Additional Information
 Earth MOID = 1.60117 au 
 Jupiter MOID = 1.68329 au 
 T_jup = 3.256 
[ 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 14.3   n/a MPO344651  
diameter diameter 6.973 km 0.263 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.091   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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