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JPL Small-Body Database Browser
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226684 (2004 HF52)
Classification: Main-belt Asteroid          SPK-ID: 2226684
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203849562429762 7.0915e-08  
a 2.463078852763486 2.6111e-08 au
q 2.166561212850554 1.6578e-07 au
i 6.045899639161762 7.955e-06 deg
node 218.8038619148031 5.9457e-05 deg
peri 193.5178385015529 6.8891e-05 deg
M 117.7585747839085 3.2872e-05 deg
tp 2458138.644690971699
(2018-Jan-20.14469097)
0.00013096 TDB
period 1411.938888996377
3.87
2.2452e-05
6.147e-08
d
yr
n .2549685420563013 4.0543e-09 deg/d
Q 2.759596492676418 2.9254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5477 days (15.00 yr)  
   first obs. used      2004-04-24  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55471  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:26:35  

Additional Information
 Earth MOID = 1.17727 au 
 Jupiter MOID = 2.58215 au 
 T_jup = 3.471 
[ 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 17.0   n/a MPO433484  

226684 (2004 HF52)          Discovered 2004-Apr-24 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 HF52 = 2008 GF139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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