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137 Meliboea
Classification: Main-belt Asteroid          SPK-ID: 2000137
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 77 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2168947583197238 2.9581e-08  
a 3.118221444805267 1.3246e-08 AU
q 2.441895558146849 9.4894e-08 AU
i 13.41205411766088 4.0958e-06 deg
node 202.3634868292694 1.2065e-05 deg
peri 107.0339639344816 1.494e-05 deg
M 113.8018629773002 9.5542e-06 deg
tp 2456364.721659043373
(2013-Mar-13.22165904)
5.1192e-05 JED
period 2011.216659871727
5.51
1.2815e-05
3.509e-08
d
yr
n .1789961306421161 1.1405e-09 deg/d
Q 3.794547331463686 1.6119e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1330  
   data-arc span      47037 days (128.78 yr)  
   first obs. used      1885-04-18  
   last obs. used      2014-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58809  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:09:17  

Additional Information
 Earth MOID = 1.47045 AU 
 T_jup = 3.139 
[ 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 8.05 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 11
diameter diameter 145.42 km 3.3 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 11
rotation period rot_per 25.676 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Pilcher, F.; Jardine, D. (2009) Minor Planet Bul. 36, 52-54.]
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.0503   0.002 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 11
B-V BV .689 mag .031 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=4; phase (min.=7.19, mean=11.61, max.=17.67) deg.
U-B UB .326 mag .041 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=5; phase (min.=7.19, mean=11.08, max.=17.67) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

137 Meliboea          Discovered 1874-Apr-21 by Palisa, J. at Pola
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1958 UE = 1962 GB = A923 FA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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