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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1185226430375595 5.6475e-08  
a 2.949116641718494 1.938e-08 au
q 2.599579542715967 1.6713e-07 au
i 4.547820846632496 5.9254e-06 deg
node 339.5494662648881 5.5782e-05 deg
peri 211.4605124695261 5.8378e-05 deg
M 75.30205919142031 1.6578e-05 deg
tp 2458613.562605139013
(2019-May-10.06260514)
8.5114e-05 TDB
period 1849.849308846344
5.06
1.8234e-05
4.992e-08
d
yr
n .194610446525784 1.9183e-09 deg/d
Q 3.298653740721021 2.1677e-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 = 1.60126 au 
 Jupiter MOID = 1.67544 au 
 T_jup = 3.255 
[ 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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