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 ]  
9771 (1993 FU17)
Classification: Main-belt Asteroid          SPK-ID: 2009771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347555594289372 1.168e-08  
a 2.247614522528158 5.5182e-09 au
q 1.944735970164272 2.5684e-08 au
i 7.341692209226744 6.3363e-07 deg
node 46.78337609498311 6.3658e-06 deg
peri 12.63103035703569 8.6999e-06 deg
M 257.2174909310134 5.405e-06 deg
tp 2459747.896867463940
(2022-Jun-17.39686746)
1.9058e-05 TDB
period 1230.782099336677
3.37
4.5326e-06
1.241e-08
d
yr
n .2924969417364942 1.0772e-09 deg/d
Q 2.550493074892043 6.2618e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1819  
   data-arc span      10888 days (29.81 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47468  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 13:49:26  

Additional Information
 Earth MOID = .957142 au 
 Jupiter MOID = 2.76917 au 
 T_jup = 3.607 
[ 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 14.45   n/a E2021B10  
diameter diameter 3.066 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.86125 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.393   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9771 (1993 FU17)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 19981208/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FU17 = 1991 SU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-27 00:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin