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356 Liguria (1893 G)
Classification: Main-belt Asteroid          SPK-ID: 2000356
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 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2374736691379661 3.4133e-08  
a 2.758899830462074 9.2776e-09 AU
q 2.103733764938133 9.342e-08 AU
i 8.223712213294551 5.6952e-06 deg
node 354.7984287430426 3.1124e-05 deg
peri 78.51355837034448 3.3476e-05 deg
M 259.9489689336772 1.2143e-05 deg
tp 2457465.680384603867
(2016-Mar-18.18038460)
5.7449e-05 JED
period 1673.795229020493
4.58
8.4429e-06
2.312e-08
d
yr
n .2150800729732468 1.0849e-09 deg/d
Q 3.414065895986016 1.1481e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      44340 days (121.40 yr)  
   first obs. used      1893-02-10  
   last obs. used      2014-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58104  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 11:54:40  

Additional Information
 Earth MOID = 1.13614 AU 
 T_jup = 3.286 
[ 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 8.22 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 19
diameter diameter 131.31 km 2.6 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 19
rotation period rot_per 31.82 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Harris, A.W.; Young, J.W. (1980) Icarus 43, 20-32.]
geometric albedo albedo 0.0528   0.002 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 19
B-V BV .733 mag .033 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=6; phase (min.=7.62, mean=14.60, max.=19.11) deg.
U-B UB .349 mag .040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=6; phase (min.=7.62, mean=14.60, max.=19.11) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo

356 Liguria (1893 G)          Discovered 1893-Jan-21 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1893 G = 1951 WU2 = 1953 FX1 = A893 CA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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