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 ]  
655 Briseis (A907 VT)
Classification: Main-belt Asteroid          SPK-ID: 2000655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08355470594550329 3.0772e-08  
a 2.989212446246607 1.0495e-08 au
q 2.739449679291833 9.495e-08 au
i 6.513422409067594 3.8551e-06 deg
node 129.8482952642953 3.0208e-05 deg
peri 281.150956821479 3.9148e-05 deg
M 310.5670347366625 2.563e-05 deg
tp 2459459.707618254075
(2021-Sep-02.20761825)
0.00013474 TDB
period 1887.702711629054
5.17
9.9416e-06
2.722e-08
d
yr
n .1907079953756736 1.0044e-09 deg/d
Q 3.23897521320138 1.1372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3476  
   data-arc span      41341 days (113.19 yr)  
   first obs. used      1907-11-14  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:48:32  

Additional Information
 Earth MOID = 1.75895 au 
 Jupiter MOID = 2.06144 au 
 T_jup = 3.242 
[ 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 10.02   n/a E2021B10  
diameter diameter 29.057 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 160.66 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2008) Minor Planet Bull. 35, 178-179.]
geometric albedo albedo 0.302   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

655 Briseis (A907 VT)          Discovered 1907-Nov-04 by Metcalf, J. H. at Taunton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A907 VT = 1950 CN = A909 DK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-03 03:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin