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30304 (2000 HZ103)
Classification: Main-belt Asteroid          SPK-ID: 2030304
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09975681925132489 2.7873e-08  
a 2.528974447446928 1.1907e-08 au
q 2.276692000601745 6.9296e-08 au
i 14.40952652669294 3.2243e-06 deg
node 146.7206080645747 1.6945e-05 deg
peri 351.4354349884622 2.8058e-05 deg
M 172.674743917491 2.2832e-05 deg
tp 2458691.901995878657
(2019-Jul-27.40199588)
9.3545e-05 TDB
period 1468.977313815431
4.02
1.0374e-05
2.84e-08
d
yr
n .2450684545052354 1.7308e-09 deg/d
Q 2.781256894292111 1.3095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      14722 days (40.31 yr)  
   first obs. used      1980-03-25  
   last obs. used      2020-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52862  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:22:02  

Additional Information
 Earth MOID = 1.29109 au 
 Jupiter MOID = 2.23386 au 
 T_jup = 3.401 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.14   n/a E2021B10  
rotation period rot_per 16.5027 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

30304 (2000 HZ103)          Discovered 2000-Apr-27 by LONEOS at Anderson Mesa
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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