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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1777082563295112 3.2517e-08  
a 2.328475559582377 6.5146e-09 au
q 1.914686227983111 7.5599e-08 au
i 1.459535724144542 3.8546e-06 deg
node 54.66873150101549 0.00015022 deg
peri 10.63754405559814 0.00015065 deg
M 18.72934700402154 1.1146e-05 deg
tp 2459132.980986576228
(2020-Oct-10.48098658)
4.0141e-05 TDB
period 1297.794569524445
3.55
5.4465e-06
1.491e-08
d
yr
n .2773936711200108 1.1641e-09 deg/d
Q 2.742264891181645 7.6723e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1665  
   data-arc span      8757 days (23.98 yr)  
   first obs. used      1997-04-02  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51421  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:40:06  

Additional Information
 Earth MOID = .927674 au 
 Jupiter MOID = 2.55934 au 
 T_jup = 3.551 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.92   n/a MPCxxxxx  
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

Alternate Designations
 1997 HF7 = 1998 QH13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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