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
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 ]

[ 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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09721668884142864 4.0712e-08  
a 3.016917503291791 1.2028e-08 au
q 2.723622773114013 1.2302e-07 au
i 10.13236258719141 4.6407e-06 deg
node 14.37245733830257 2.1286e-05 deg
peri 358.8196732347835 2.9245e-05 deg
M 26.18223134698476 1.9564e-05 deg
tp 2458861.297275927994
(2020-Jan-12.79727593)
0.00010407 TDB
period 1914.007251780452
5.24
1.1446e-05
3.134e-08
d
yr
n .1880870616687162 1.1248e-09 deg/d
Q 3.310212233469569 1.3197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2792  
   data-arc span      44177 days (120.95 yr)  
   first obs. used      1899-10-11  
   last obs. used      2020-09-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42439  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 15:27:28  

Additional Information
 Earth MOID = 1.72414 au 
 Jupiter MOID = 2.15333 au 
 T_jup = 3.217 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456388.5 (2013-Apr-06.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09929833854804782 4.1576e-08  
q 2.717849573583755 1.2616e-07 au
tp 2456930.927589410886
(2014-Sep-30.42758941)
0.00010085 TDB
node 14.48776289949431 2.1225e-05 deg
peri 355.9929499872051 2.872e-05 deg
i 10.1528151734803 4.6483e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2792  
   data-arc span      44177 days (120.95 yr)  
   first obs. used      1899-10-11  
   last obs. used      2020-09-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42439  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 15:27:28  

Additional Information
 Jupiter MOID = 2.15333 au 
 T_jup = 3.217 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.728551167322639E-15 -5.226055469844025E-15 -8.603047963558807E-13 -6.509302008488257E-16 -1.837372776788993E-13 8.277827291283223E-16
q -5.226055469844025E-15 1.59152363887252E-14 2.488422858429895E-12 2.366796263759297E-15 5.253246699538233E-13 -2.188851807483759E-15
tp -8.603047963558807E-13 2.488422858429895E-12 1.017057037740881E-8 -6.792925440357742E-12 1.966032815156461E-9 -3.411259350390468E-12
node -6.509302008488257E-16 2.366796263759297E-15 -6.792925440357742E-12 4.505130448562389E-10 -4.441974589783699E-10 -1.739918382225201E-11
peri -1.837372776788993E-13 5.253246699538233E-13 1.966032815156461E-9 -4.441974589783699E-10 8.248522510004807E-10 1.645055410588921E-11
i 8.277827291283223E-16 -2.188851807483759E-15 -3.411259350390468E-12 -1.739918382225201E-11 1.645055410588921E-11 2.160667680593464E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.2   n/a MPO502157  
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-August); 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 2020-Oct-25 09:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin