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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 56 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08467975889171334 3.7507e-08  
a 2.286570496536245 6.3008e-09 au
q 2.09294425820065 8.612e-08 au
i 9.579180223439375 5.4681e-06 deg
node 186.463327325068 2.2887e-05 deg
peri 132.9276765888896 3.5408e-05 deg
M 291.827313838643 2.7296e-05 deg
tp 2457839.657071014598
(2017-Mar-27.15707101)
9.5924e-05 JED
period 1262.918485586362
3.46
5.2201e-06
1.429e-08
d
yr
n .2850540269294222 1.1782e-09 deg/d
Q 2.480196734871839 6.8344e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1522  
   data-arc span      50860 days (139.25 yr)  
   first obs. used      1877-01-17  
   last obs. used      2016-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49742  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:25:38  

Additional Information
 Earth MOID = 1.09323 au 
 Jupiter MOID = 2.74301 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 LCDB (Rev. 2016-February); Warner et al., 2009 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]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2015) Astron. Astrophys. 586, A108.]
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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