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 ]  
52975 Cyllarus (1998 TF35)
Classification: Centaur          SPK-ID: 2052975
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3804737791294495 4.2149e-06  
a 26.06416378677723 0.00072104 au
q 16.14743289097316 0.00034276 au
i 12.64399133099452 2.1327e-05 deg
node 52.00726537324397 0.00014164 deg
peri 300.4676381788397 0.0028223 deg
M 83.1519770729695 0.0041736 deg
tp 2447774.263169039854
(1989-Sep-04.76316904)		 0.09784 TDB
period 48603.11686394548
133.07		 2.0168
0.005522		 d
yr
n .007406932378590999 3.0736e-07 deg/d
Q 35.98089468258131 0.00099537 au
   Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      7773 days (21.28 yr)  
   first obs. used      1998-10-12  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .6822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:15:24  

Additional Information
 Earth MOID = 15.1617 au 
 Jupiter MOID = 11.279 au 
 T_jup = 4.239 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.4   n/a MPO157273  

52975 Cyllarus           Discovered 1998 Oct. 12 by N. Danzl at Kitt Peak.
The centaur Cyllarus was severely wounded by a spear in a battle that finally caused his death. On seeing him wounded, his lover Hylonome committed suicide.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030614/MPCPages.arcLast Updated: 2005-04-26
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-29 10:49 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin