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136 Austria
Classification: Main-belt Asteroid          SPK-ID: 2000136
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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0849535355468069 4.03e-08  
a 2.286648426620812 6.7187e-09 AU
q 2.092389558226831 9.239e-08 AU
i 9.57242584606923 5.9562e-06 deg
node 186.4981127571903 2.3985e-05 deg
peri 132.2247947409061 3.7241e-05 deg
M 121.5846003026428 2.8231e-05 deg
tp 2456573.946418665973
(2013-Oct-08.44641867)
9.8889e-05 JED
period 1262.983049646229
3.46
5.5664e-06
1.524e-08
d
yr
n .2850394548848765 1.2563e-09 deg/d
Q 2.480907295014793 7.2895e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1210  
   data-arc span      50295 days (137.70 yr)  
   first obs. used      1877-01-17  
   last obs. used      2014-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5369  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 13:44:46  

Additional Information
 Earth MOID = 1.0942 AU 
 T_jup = 3.578 
[ 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 9.69 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 9
diameter diameter 40.14 km 1.0 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 9
rotation period rot_per 11.4969 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Schober, H.J. (1983) Astron. Astrophys. 117, 362-364.]
[Durech, J.; Kaasalainen, M.; Warner, B.D.; Fauerbach, M.; et al. (2009) Astron. Astrophys. 493, 291-297.]
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.1459   0.007 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 9
B-V BV .752 mag .019 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=2; phase (min.=7.62, mean=9.18, max.=10.74) deg.
U-B UB .247 mag .023 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=2; phase (min.=7.62, mean=9.18, max.=10.74) deg.
Tholen spectral type spec_T M   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B Xe   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

136 Austria          Discovered 1874-Mar-18 by Palisa, J. at Pola
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1950 HT 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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