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 ]  
123889 (2001 DT49)
Classification: Main-belt Asteroid          SPK-ID: 2123889
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02061138313990251 5.8912e-08  
a 3.051516170199096 2.7284e-08 au
q 2.988620201257514 1.7453e-07 au
i 10.56339450551189 6.2591e-06 deg
node 24.57335489034104 3.0223e-05 deg
peri 175.3801287917881 0.00013709 deg
M 165.8090847847789 0.00013394 deg
tp 2458103.736833690663
(2017-Dec-16.23683369)
0.00072274 TDB
period 1947.026848923281
5.33
2.6113e-05
7.149e-08
d
yr
n .1848972962027116 2.4798e-09 deg/d
Q 3.114412139140677 2.7847e-08 au
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      8949 days (24.50 yr)  
   first obs. used      1996-03-21  
   last obs. used      2020-09-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 20:20:35  

Additional Information
 Earth MOID = 1.98487 au 
 Jupiter MOID = 1.84093 au 
 T_jup = 3.210 
[ 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 14.8   n/a MPO449715  

123889 (2001 DT49)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2001 DT49 = 2002 JC48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-25 23:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin