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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08445207316924988 4.7891e-08  
a 2.399249780877462 1.494e-08 au
q 2.196628162831492 1.1405e-07 au
i 3.708972522990148 6.4166e-06 deg
node 26.57409139398994 7.1534e-05 deg
peri 204.842524917571 7.9616e-05 deg
M 20.95590299068135 3.4892e-05 deg
tp 2458921.483916234440
(2020-Mar-12.98391623)
0.00013146 TDB
period 1357.411807463077
3.72
1.2678e-05
3.471e-08
d
yr
n .2652106000704523 2.4771e-09 deg/d
Q 2.601871398923433 1.6201e-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 = 1.18668 au 
 Jupiter MOID = 2.38076 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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