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1118 Hanskya (1927 QD)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001118
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0480014361416269 4.7782e-08  
a 3.208608348335738 2.285e-08 AU
q 3.05459053959961 1.5698e-07 AU
i 13.99045638405215 5.9299e-06 deg
node 318.9111357699949 2.1366e-05 deg
peri 334.4669059719665 5.7813e-05 deg
M 135.8653215502136 5.442e-05 deg
tp 2456208.218325549818
(2012-Oct-07.71832555)
0.00031678 JED
period 2099.295092726456
5.75
2.2425e-05
6.14e-08
d
yr
n .1714861342015765 1.8318e-09 deg/d
Q 3.362626157071868 2.3947e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1217  
   data-arc span      31824 days (87.13 yr)  
   first obs. used      1927-08-30  
   last obs. used      2014-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57345  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:45:17  

Additional Information
 Earth MOID = 2.04567 AU 
 T_jup = 3.144 
[ 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 9.8 mag n/a MPO279525  
diameter diameter 77.20 km 1.7 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 26
rotation period rot_per 15.61 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Robinson, L. (2002) Minor Planet Bul. 29, 37-38.]
geometric albedo albedo 0.0470   0.002 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 26

1118 Hanskya (1927 QD)          Discovered 1927-Aug-29 by Belyavskij, S. and Ivanov, N. at Simeis (094)
Independent discovery Aug. 30 by K. Reinmuth, Heidelberg, was announced first.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1927 QD = 1930 DK = 1935 BM 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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