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102 Miriam
Classification: Main-belt Asteroid          SPK-ID: 2000102
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455200.5 (2010-Jan-04.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2519301711535648 4.1232e-08  
a 2.662635497540305 5.0051e-09 AU
q 1.991837280925418 1.0994e-07 AU
i 5.177619374266073 4.189e-06 deg
node 210.8943838081365 4.9284e-05 deg
peri 147.5027891235395 5.064e-05 deg
M 198.7360686525131 1.0365e-05 deg
tp 2455911.387283396472
(2011-Dec-15.88728340)
4.6225e-05 JED
period 1586.960083909167
4.34
4.4747e-06
1.225e-08
d
yr
n .226848805871166 6.3963e-10 deg/d
Q 3.333433714155191 6.2661e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1288  
   data-arc span      51124 days (139.97 yr)  
   first obs. used      1870-01-28  
   last obs. used      2010-01-18  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   quality code      0  
   fit RMS      .69555  
   data source      ORB  
   producer      Otto Matic  
   solution date      2010-Feb-01 11:48:28  

Additional Information
 Earth MOID = .991274 AU 
 T_jup = 3.333 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.26 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 14
diameter diameter 83.00 km 1.9 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 14
rotation period rot_per 15.789 h n/a IAU Lightcurve Data
(A.W. Harris, E-mail Mar. 2006)
Published Reference List:
[Harris, A.W., Young, J.W., Dockweiler, T., Gibson, J., Poutanen, M., Bowell, E.: 1992, Icarus 95, 115-147.]
[Shevchenko, V.G., Piironen, J., Erikson, A., Belskaya, I.N., Chiorny, V.G., Neukum, G., Mohamed, R.: 1997, Planet. Space Sci. 45, 1615-1623.]
[Riccioli, D., Blanco, C., Cigna, M.: 2001, Planetary and Space Sci. 49, 657-671.]
[Marchis, F., Kaasalainen, M., Hom, E.F.Y., Berthier, J., Enriquez, J., Hestroffer, D., Le Mignant, D., De Pater, I.: 2005, Icarus, submitted.]
geometric albedo albedo 0.0507   0.002 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 14
B-V BV .726 mag .028 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=7.86, mean=14.79, max.=27.13) deg.
U-B UB .371 mag .070 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=7.86, mean=14.79, max.=27.13) deg.
Tholen spectral type spec_T P   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B C   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)

102 Miriam           Discovered 1868-Aug-22 by Peters, C. H. F. at Clinton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1944 FC = 1972 PC 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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