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47 Aglaja
Classification: Main-belt Asteroid          SPK-ID: 2000047
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 96 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1312259283593151 3.1013e-08  
a 2.883176236466396 8.5638e-09 au
q 2.504828758212577 8.986e-08 au
i 4.982945003802286 4.1143e-06 deg
node 3.119644926381778 4.0998e-05 deg
peri 314.0232027841155 4.4056e-05 deg
M 211.6094421074874 1.7041e-05 deg
tp 2458337.570413058016
(2018-Aug-07.07041306)
8.6102e-05 JED
period 1788.155206567051
4.90
7.9669e-06
2.181e-08
d
yr
n .201324805966445 8.9698e-10 deg/d
Q 3.261523714720215 9.6876e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1875  
   data-arc span      57033 days (156.15 yr)  
   first obs. used      1860-02-24  
   last obs. used      2016-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58165  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:24:58  

Additional Information
 Earth MOID = 1.49433 au 
 Jupiter MOID = 2.03319 au 
 T_jup = 3.275 
[ 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 7.84 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 20
magnitude slope G 0.16   n/a PDS3 (MPC 17257) Fit
diameter diameter 126.96 km 7.7 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 20
rotation period rot_per 13.178 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Debehogne, H. (1979) Messenger 18, 27-28.]
[Millis, R.L.; Wasserman, L.H.; Bowell, E.; Harris, A.W.; et al. (1989) Icarus 81, 375-385.]
[Harris, A.W.; Young, J.W. (1989) Icarus 81, 314-364.]
[Chernova, G.P.; Lupishko, D.F.; Shevchenko, V.G.; Kiselev, N.N.; Saljes, R. (1991) Kin. Fiz. Neb. Tel 7, 20-26; Kinematics and Physics of Celestial Bodies 7, 15-21.]
[Michalowski, T. (1996) Icarus 123, 456-462.]
[Pilcher, F. (2012) Minor Planet Bul. 39, 220-222.]
geometric albedo albedo 0.0801   0.011 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 20
B-V BV .665 mag .015 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=7.07, mean=12.75, max.=18.61) deg.
U-B UB .300 mag .016 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=7.07, mean=12.75, max.=18.61) 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
SMASSII spectral type spec_B B   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)

47 Aglaja          Discovered 1857-Sep-15 by Luther, R. at Dusseldorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1948 EU = 1982 DX2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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