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6915 (1992 HH)
Classification: Main-belt Asteroid          SPK-ID: 2006915
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1248370180224141 8.1827e-09  
a 2.603739047967921 9.5675e-09 au
q 2.278696029511087 2.6002e-08 au
i 12.02491548360026 4.6611e-07 deg
node 97.61465204198493 2.0981e-06 deg
peri 116.7985284188655 7.1794e-06 deg
M 298.1275956454978 8.5653e-06 deg
tp 2459464.247956467437
(2021-Sep-06.74795647)
3.7009e-05 TDB
period 1534.597941018405
4.20
8.4584e-06
2.316e-08
d
yr
n .2345891326825927 1.293e-09 deg/d
Q 2.928782066424756 1.0762e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3067  
   data-arc span      15365 days (42.07 yr)  
   first obs. used      1979-02-28  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38617  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 23:07:43  

Additional Information
 Earth MOID = 1.2975 au 
 Jupiter MOID = 2.13708 au 
 T_jup = 3.371 
[ 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 13.12   n/a MPCxxxxx  
diameter diameter 7.098 km 1.686 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.76345 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2013) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[McNeill, A.; Mommert, M.; Trilling, D.E.; Llama, J.; Skiff, B. (2019) Ap. J. Suppl. Series 245, id.29.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.320   0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6915 (1992 HH)          Discovered 1992-Apr-30 by Kushida, Y., Muramatsu, O. at Yatsugatake
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1992 HH = 1979 DG = 1988 LN = 2001 OS82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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