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 ]  
249626 (1999 TZ49)
Classification: Main-belt Asteroid          SPK-ID: 2249626
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09431268637344457 4.0776e-08  
a 2.38156067236239 1.4083e-08 au
q 2.156949287590546 9.6864e-08 au
i 7.259494604021965 5.1934e-06 deg
node 183.0611670948745 3.7587e-05 deg
peri 249.5505316105622 4.8863e-05 deg
M 171.6889948893775 2.986e-05 deg
tp 2458360.277608543416
(2018-Aug-29.77760854)
0.00011046 TDB
period 1342.427690679144
3.68
1.1907e-05
3.26e-08
d
yr
n .2681708687176093 2.3786e-09 deg/d
Q 2.606172057134233 1.5411e-08 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      7070 days (19.36 yr)  
   first obs. used      1999-10-04  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61326  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:33:27  

Additional Information
 Earth MOID = 1.18349 au 
 Jupiter MOID = 2.61831 au 
 T_jup = 3.521 
[ 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 17.2   n/a MPO427417  

249626 (1999 TZ49)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1999 TZ49 = 2003 WZ147 = 2005 GW174 
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-08 04:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin