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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373005101849083 4.3038e-08  
a 2.233341035566535 1.0054e-08 AU
q 1.926702171966359 9.6895e-08 AU
i 3.938406844726836 5.01e-06 deg
node 285.3021980034804 8.6754e-05 deg
peri 135.3527238418204 9.0116e-05 deg
M 68.98772659345326 2.495e-05 deg
tp 2456766.885213193798
(2014-Apr-19.38521319)
8.4116e-05 JED
period 1219.076601057522
3.34
8.2317e-06
2.254e-08
d
yr
n .2953054793174669 1.994e-09 deg/d
Q 2.539979899166712 1.1434e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1201  
   data-arc span      22473 days (61.53 yr)  
   first obs. used      1953-11-30  
   last obs. used      2015-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49962  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:55:55  

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 13.6 mag n/a MPO337314  

7090 (1992 HY4)          Discovered 1992-Apr-23 by Debehogne, H. at La Silla
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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