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7090 (1992 HY4)
Classification: Main-belt Asteroid          SPK-ID: 2007090
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373004620320041 5.1601e-08  
a 2.233341046480002 1.1984e-08 AU
q 1.926702288923258 1.1907e-07 AU
i 3.938411307878221 5.6533e-06 deg
node 285.3021551946993 8.8621e-05 deg
peri 135.3527559375867 9.2198e-05 deg
M 68.98772860385668 2.5077e-05 deg
tp 2456766.885204673545
(2014-Apr-19.38520467)
8.4627e-05 JED
period 1219.07660999325
3.34
9.8121e-06
2.686e-08
d
yr
n .2953054771529029 2.3768e-09 deg/d
Q 2.539979804036745 1.3629e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1049  
   data-arc span      21966 days (60.14 yr)  
   first obs. used      1953-11-30  
   last obs. used      2014-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50699  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:53:17  

Additional Information
 Earth MOID = .941518 AU 
 T_jup = 3.625 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO267736  

7090 (1992 HY4)          Discovered 1992-Apr-23 by Debehogne, H. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1992 HY4 = 1960 WJ = 1979 MQ9 = 1980 XK = 1993 QB10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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