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55769 (1992 HJ5)
Classification: Main-belt Asteroid          SPK-ID: 2055769
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391281326236697 8.0741e-08  
a 2.456630699599839 2.1132e-08 AU
q 2.114844257818534 1.9921e-07 AU
i 2.894892826287855 6.0028e-06 deg
node 53.47671588502534 0.00011636 deg
peri 158.1819421537259 0.00011796 deg
M 320.4007830225249 2.5455e-05 deg
tp 2457155.200720597934
(2015-May-12.70072060)
0.00010008 JED
period 1406.397996377935
3.85
1.8147e-05
4.968e-08
d
yr
n .2559730609167185 3.3028e-09 deg/d
Q 2.798417141381143 2.4072e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      740  
   data-arc span      8279 days (22.67 yr)  
   first obs. used      1992-04-24  
   last obs. used      2014-12-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5823  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 04:37:51  

Additional Information
 Earth MOID = 1.11072 AU 
 T_jup = 3.477 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a MPO244642  

55769 (1992 HJ5)          Discovered 1992-Apr-24 by Debehogne, H. at La Silla (809)
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 HJ5 = 2001 SX234 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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