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1226 Golia (1930 HL)
Classification: Main-belt Asteroid          SPK-ID: 2001226
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 74 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1118764122516019 4.6018e-08  
a 2.582127034390497 1.1449e-08 au
q 2.293247925805019 1.1969e-07 au
i 9.848333871059026 5.9798e-06 deg
node 17.487261083016 2.5773e-05 deg
peri 139.9360547441003 3.6727e-05 deg
M 322.2882398923281 2.6737e-05 deg
tp 2457759.259285501900
(2017-Jan-05.75928550)
0.0001127 JED
period 1515.531033754556
4.15
1.008e-05
2.76e-08
d
yr
n .2375405003143623 1.5799e-09 deg/d
Q 2.871006142975974 1.273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1401  
   data-arc span      31370 days (85.89 yr)  
   first obs. used      1930-04-22  
   last obs. used      2016-03-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53562  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 15:29:36  

Additional Information
 Earth MOID = 1.30932 au 
 Jupiter MOID = 2.12091 au 
 T_jup = 3.395 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.1 mag n/a MPO365258  
diameter diameter 16.39 km 1.5 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
rotation period rot_per 4.097 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Di Martino, M.; Dotto, E.; Barucci, M.A.; Fulchignoni, M.; Rotundi, A. (1994) Icarus 109, 210-218.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]
geometric albedo albedo 0.2388   0.052 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3

1226 Golia (1930 HL)          Discovered 1930-Apr-22 by Van Gent, H. at Johannesburg (LS)
Some authorities give Apr. 23.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1930 HL = 1957 WN 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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