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JPL Small-Body Database Browser
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173657 (2001 HN14)
Classification: Main-belt Asteroid          SPK-ID: 2173657
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08419460149149999 4.795e-08  
a 2.39885286345737 1.5131e-08 au
q 2.196882402581833 1.1419e-07 au
i 3.709289383124938 6.417e-06 deg
node 26.58094068766975 7.1525e-05 deg
peri 204.7008977350263 7.9633e-05 deg
M 274.9624339856176 3.4809e-05 deg
tp 2458921.062091828739
(2020-Mar-12.56209183)
0.00013164 TDB
period 1357.07497835519
3.72
1.284e-05
3.515e-08
d
yr
n .2652764259468768 2.5099e-09 deg/d
Q 2.600823324332907 1.6405e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      8517 days (23.32 yr)  
   first obs. used      1995-10-02  
   last obs. used      2019-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56026  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:12:36  

Additional Information
 Earth MOID = 1.18694 au 
 Jupiter MOID = 2.38233 au 
 T_jup = 3.519 
[ 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 17.0   n/a MPO422664  

173657 (2001 HN14)          Discovered 2001-Apr-21 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 HN14 = 2002 QQ50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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