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79263 (1995 HK5)
Classification: Main-belt Asteroid          SPK-ID: 2079263
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1334678185012479 4.2665e-08  
a 2.810643070817483 1.8307e-08 au
q 2.435512671569825 1.2278e-07 au
i 10.2832878284469 4.8899e-06 deg
node 161.5837900862554 2.5245e-05 deg
peri 334.4567067443538 3.0634e-05 deg
M 190.9307798865781 1.87e-05 deg
tp 2459808.793378731052
(2022-Aug-17.29337873)
9.2295e-05 TDB
period 1721.103440046436
4.71
1.6815e-05
4.604e-08
d
yr
n .2091681369193516 2.0436e-09 deg/d
Q 3.185773470065141 2.075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      9222 days (25.25 yr)  
   first obs. used      1995-04-29  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58955  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:34:37  

Additional Information
 Earth MOID = 1.45293 au 
 Jupiter MOID = 1.8485 au 
 T_jup = 3.285 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO436335  
rotation period rot_per 4.35 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

79263 (1995 HK5)          Discovered 1995-Apr-29 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1995 HK5 = 1999 CL108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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