Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375254588382224 4.306e-08  
a 2.23248335386931 9.9948e-09 au
q 1.925460056279739 9.6892e-08 au
i 3.938016050693903 5.0093e-06 deg
node 285.2826562608722 8.679e-05 deg
peri 135.2001712421209 9.0143e-05 deg
M 187.3266684804056 2.5134e-05 deg
tp 2457984.891026195159
(2017-Aug-19.39102620)
8.6276e-05 JED
period 1218.374415891687
3.34
8.182e-06
2.24e-08
d
yr
n .2954756725883218 1.9843e-09 deg/d
Q 2.53950665145888 1.1369e-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 = .939685 au 
 Jupiter MOID = 2.7588 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  
rotation period rot_per 9.0738 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-11 23:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin