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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
46052 (2001 DD76)
Classification: Main-belt Asteroid          SPK-ID: 2046052
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1940009361192696 3.6134e-08  
a 2.193098271933247 8.7542e-09 au
q 1.767635154176644 7.9923e-08 au
i 4.012976832289476 4.2977e-06 deg
node 171.0247226460559 6.0981e-05 deg
peri 198.4320372648337 6.208e-05 deg
M 104.0809072768378 1.4076e-05 deg
tp 2458657.531578620299
(2019-Jun-23.03157862)
4.5369e-05 TDB
period 1186.275513224403
3.25
7.1029e-06
1.945e-08
d
yr
n .303470817686768 1.817e-09 deg/d
Q 2.618561389689849 1.0453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      903  
   data-arc span      10578 days (28.96 yr)  
   first obs. used      1991-01-19  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53141  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:05:13  

Additional Information
 Earth MOID = .767359 au 
 Jupiter MOID = 2.84355 au 
 T_jup = 3.643 
[ 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 15.6   n/a MPO449291  
diameter diameter 2.054 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.290   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46052 (2001 DD76)          Discovered 2001-Feb-20 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-21 17:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin