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 ]  
9757 Felixdejager (1991 GA6)
Classification: Main-belt Asteroid          SPK-ID: 2009757
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 67 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05943108698227004 3.7678e-08  
a 2.896935199958393 1.368e-08 au
q 2.724767192107666 1.0967e-07 au
i .932323308857852 3.9151e-06 deg
node 284.7392090273018 0.0002458 deg
peri 38.2964594804241 0.00024783 deg
M 134.4190985940706 3.1669e-05 deg
tp 2457928.042137142421
(2017-Jun-23.54213714)
0.00015852 TDB
period 1800.970495716499
4.93
1.2757e-05
3.493e-08
d
yr
n .1998922252509069 1.416e-09 deg/d
Q 3.06910320780912 1.4493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2172  
   data-arc span      10215 days (27.97 yr)  
   first obs. used      1991-04-08  
   last obs. used      2019-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52193  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:02:56  

Additional Information
 Earth MOID = 1.7114 au 
 Jupiter MOID = 2.12188 au 
 T_jup = 3.286 
[ 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 13.4   n/a MPO384843  
diameter diameter 6.533 km 0.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.11 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.217   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9757 Felixdejager           Discovered 1991 Apr. 8 by E. W. Elst at the European Southern Observatory.
Felix de Jager (b. 1999) is the second grandson of the discoverer and son of Sigyn and Philip de Jager-Elst. The fourth generation of professional musicians, Felix shows great love and ability for musical performance.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021120/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1991 GA6 = 1992 OO8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-15 07:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin