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 ]  
450 Brigitta (A899 VB)
Classification: Main-belt Asteroid          SPK-ID: 2000450
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09701995257727225 4.1226e-08  
a 3.016501409141219 1.2431e-08 au
q 2.723840585477063 1.2439e-07 au
i 10.13302836544869 4.6744e-06 deg
node 14.37444006010699 2.2052e-05 deg
peri 358.7021017618156 3e-05 deg
M 311.0306836680313 2.0218e-05 deg
tp 2458860.800657860905
(2020-Jan-12.30065786)
0.00010744 TDB
period 1913.611294768068
5.24
1.1829e-05
3.239e-08
d
yr
n .1881259799125676 1.1629e-09 deg/d
Q 3.309162232805375 1.3637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2608  
   data-arc span      43876 days (120.13 yr)  
   first obs. used      1899-10-11  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44329  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:07:21  

Additional Information
 Earth MOID = 1.72351 au 
 Jupiter MOID = 2.15094 au 
 T_jup = 3.217 
[ 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 10.1   n/a MPO416707  
diameter diameter 37.038 km 0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.7657 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2016) Astron. Astrophys., submitted.]
[Schmidt, R.E. (2017) Minor Planet Bull. 44, 191-192.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2018) Icarus 299, 84-96.]
geometric albedo albedo 0.094   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.785   0.007 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=9.98, mean=9.98, max.=9.99) deg.
U-B UB 0.475   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=9.98, mean=9.98, max.=9.99) deg.
Tholen spectral type spec_T CSU   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

450 Brigitta (A899 VB)          Discovered 1899-Oct-10 by Wolf, M. and Schwassmann, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A899 VB = A907 GF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-12 13:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin