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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04800144280981953 4.6992e-08  
a 3.208608343565441 2.1966e-08 AU
q 3.054590513662675 1.5331e-07 AU
i 13.99045594874847 5.6461e-06 deg
node 318.9111349798487 2.1079e-05 deg
peri 334.4669164407055 5.6346e-05 deg
M 135.8653134361964 5.3355e-05 deg
tp 2456208.218374632547
(2012-Oct-07.71837463)
0.00031008 JED
period 2099.295088044865
5.75
2.1557e-05
5.902e-08
d
yr
n .1714861345840039 1.7609e-09 deg/d
Q 3.362626173468207 2.302e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1235  
   data-arc span      31924 days (87.40 yr)  
   first obs. used      1927-08-30  
   last obs. used      2015-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5699  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 12:56:59  

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 LCDB (Rev. 2015-Feb); 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:
[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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