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46714 (1997 HF7)
Classification: Main-belt Asteroid          SPK-ID: 2046714
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772656587537119 3.4302e-08  
a 2.329650864917575 8.8047e-09 au
q 1.916683769681807 8.1066e-08 au
i 1.460127863116451 4.1404e-06 deg
node 54.69940895748428 0.00016866 deg
peri 10.37630565066728 0.00016916 deg
M 212.5371066338168 1.467e-05 deg
tp 2459132.504048232818
(2020-Oct-10.00404823)
5.4326e-05 TDB
period 1298.777292320068
3.56
7.3629e-06
2.016e-08
d
yr
n .2771837805671168 1.5714e-09 deg/d
Q 2.742617960153344 1.0365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1384  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1997-04-02  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53223  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 23:57:43  

Additional Information
 Earth MOID = .929943 au 
 Jupiter MOID = 2.55955 au 
 T_jup = 3.550 
[ 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 14.9   n/a MPO344651  
diameter diameter 2.078 km 0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.492   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46714 (1997 HF7)          Discovered 1997-Apr-30 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 HF7 = 1998 QH13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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