Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.

JPL Small-Body Database Browser
Search: [ help ]  
11574 d'Alviella (1994 BP3)
Classification: Main-belt Asteroid          SPK-ID: 2011574
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2492963419109591 4.1759e-08  
a 2.293461123478782 8.4881e-09 au
q 1.721709655080523 9.6287e-08 au
i 11.78999125467864 4.3398e-06 deg
node 137.4546365738287 1.7567e-05 deg
peri 195.9858677134655 1.8892e-05 deg
M 340.7579133155923 9.9212e-06 deg
tp 2459068.308660768418
3.5244e-05 TDB
period 1268.631530301313
n .283770339457428 1.5754e-09 deg/d
Q 2.86521259187704 1.0604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1609  
   data-arc span      15421 days (42.22 yr)  
   first obs. used      1977-02-18  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:56:22  

Additional Information
 Earth MOID = .713773 au 
 Jupiter MOID = 2.51102 au 
 T_jup = 3.528 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO384859  
diameter diameter 6.536 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 12.549 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Higgins, D.; Goncalves, R.M.D. (2007) Minor Planet Bull. 34, 16-18.]
geometric albedo albedo 0.114   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

11574 d´Aviella           Discovered 1994 Jan. 16 by E. W. Elst at Caussols.
Count Goblet d´Aviella was a Belgian historian. A Grandmaster of the Grand-Orient Belgian Masonic Lodge, he wrote a manual for the higher grades of freemasonry. He presided over the Belgian Academy and was a rector and professor at the Université Libre de Bruxelles.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000523/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1994 BP3 = 1977 DM2 = 1998 FY82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
FirstGov 2020-Apr-04 13:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin