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
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
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 ]  
276 Adelheid
Classification: Main-belt Asteroid          SPK-ID: 2000276
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06734979531374925 3.9474e-08  
a 3.116731057875566 1.3733e-08 au
q 2.906819859079641 1.2437e-07 au
i 21.6131808539937 4.3743e-06 deg
node 211.15757954 1.1015e-05 deg
peri 265.1803862881193 3.3567e-05 deg
M 23.9877003234442 3.1677e-05 deg
tp 2458466.583671586367
(2018-Dec-14.08367159)
0.00017675 TDB
period 2009.774908759812
5.50
1.3283e-05
3.637e-08
d
yr
n .1791245369971048 1.1839e-09 deg/d
Q 3.32664225667149 1.4658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2629  
   data-arc span      43826 days (119.99 yr)  
   first obs. used      1899-05-14  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44502  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:05:32  

Additional Information
 Earth MOID = 2.01547 au 
 Jupiter MOID = 1.86781 au 
 T_jup = 3.105 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.7   n/a MPO458827  
diameter diameter 114.723 km 3.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.315 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Dotto, E.; Rotundi, A.; De Sanctis, M.C. (1992) in Physical Properties of Small Solar System Bodies. A. Brahic, J.-C. Gerard, J. Surdej, eds. Universite de Liege, Institut d'Astrophysique, Liege, p. 211.]
[Piironen, J.; Bowell, E.; Erikson, A.; Magnusson, P. (1994) Astron. Astrophys. Suppl. Ser. 106, 587-595.]
[Di Martino, M.; Dotto, E.; Celino, A.; Barucci, M.A.; Fulchignoni, M. (1995) Astron. Astrophys. Suppl. Ser. 112, 1-7.]
[Wang, X.-B.; Shi, Y. (2002) Earth, Moon, and Planets 91, 181-186; Wang, X.-B. (2002) Proc. ACM 2002, ESA SP 500, 501-503.]
[Pray, D. (2005) Minor Planet Bull. 32, 8-9.]
[Sada, P.V. (2006) Minor Planet Bull. 33, 78-79.]
[Marciniak, A.; Michalowski, T.; Kaasalainen, M.; Durech, J.; et al. (2007) Astron. Astrophys. 473, 633-639.]
[Durech, J.; Kaasalainen, M.; Herald, D.; Dunham, D.; et al. (2011) Icarus 214, 652-670.]
[Hanus, J.; Marchis, F.; Durech, J. (2013) Icarus 226, 1045-1057.]
geometric albedo albedo 0.051   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.708   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=6; phase (min.=3.50, mean=11.64, max.=17.42) deg.
U-B UB 0.271   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=5; phase (min.=3.50, mean=10.48, max.=17.33) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

276 Adelheid          Discovered 1888-Apr-17 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin