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 ]  
109965 (2001 SY49)
Classification: Main-belt Asteroid          SPK-ID: 2109965
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326067996757382 5.2322e-08  
a 2.621863273172803 1.2192e-08 au
q 2.274186375330002 1.3585e-07 au
i 12.78191602325198 5.0893e-06 deg
node 162.9845907919223 1.9335e-05 deg
peri 245.70313057176 2.7135e-05 deg
M 161.7181527845845 1.7084e-05 deg
tp 2458503.921993388267
(2019-Jan-20.42199339)
7.3207e-05 TDB
period 1550.648941150459
4.25
1.0816e-05
2.961e-08
d
yr
n .2321608653296526 1.6193e-09 deg/d
Q 2.969540171015605 1.3808e-08 au
  Orbit Determination Parameters
   # obs. used (total)      812  
   data-arc span      7115 days (19.48 yr)  
   first obs. used      2001-08-18  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53971  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:18:11  

Additional Information
 Earth MOID = 1.31419 au 
 Jupiter MOID = 2.49493 au 
 T_jup = 3.357 
[ 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 15.40   n/a E2021B55  
diameter diameter 5.424 km 1.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 10.6747 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 0.036   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

109965 (2001 SY49)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-14 12:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin