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 ]  
249637 (1999 TY137)
Classification: Main-belt Asteroid          SPK-ID: 2249637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3365474450114321 6.02e-08  
a 3.13560659489982 4.5324e-08 au
q 2.080326206825289 2.0781e-07 au
i 11.07849529611665 1.0656e-05 deg
node 18.17467010163751 3.0009e-05 deg
peri 279.2141246931574 3.4925e-05 deg
M 301.654112035779 2.0024e-05 deg
tp 2459329.191545651689
(2021-Apr-24.69154565)
0.00011825 TDB
period 2028.059912416963
5.55
4.3973e-05
1.204e-07
d
yr
n .1775095488036968 3.8488e-09 deg/d
Q 4.190886982974351 6.0578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      7509 days (20.56 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47666  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:46:15  

Additional Information
 Earth MOID = 1.09993 au 
 Jupiter MOID = 1.3736 au 
 T_jup = 3.094 
[ 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 15.3   n/a MPO386077  
diameter diameter 5.377 km 0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249637 (1999 TY137)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1999 TY137 = 2009 HM21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 19:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin