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 ]  
305793 (2009 DA76)
Classification: Main-belt Asteroid          SPK-ID: 2305793
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082855266678536 7.5604e-08  
a 2.697038605220821 3.5167e-08 au
q 2.404988359410952 2.1479e-07 au
i 3.81697922368611 1.0733e-05 deg
node 338.6780660350367 9.3853e-05 deg
peri 314.7335988963508 0.00010366 deg
M 322.6600537173575 4.5016e-05 deg
tp 2458768.303246685130
(2019-Oct-11.80324669)
0.00020288 TDB
period 1617.816167955442
4.43
3.1643e-05
8.663e-08
d
yr
n .2225221920330785 4.3523e-09 deg/d
Q 2.989088851030691 3.8975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      5667 days (15.52 yr)  
   first obs. used      2002-09-11  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:09:46  

Additional Information
 Earth MOID = 1.39017 au 
 Jupiter MOID = 2.18372 au 
 T_jup = 3.358 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456874.5 (2014-Aug-05.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076050770508087 7.6089e-08  
q 2.40530600431955 2.1581e-07 au
tp 2457154.939282491474
(2015-May-12.43928249)
0.00019988 TDB
node 338.7402753335331 9.3792e-05 deg
peri 315.4485292863504 0.00010363 deg
i 3.818797951809788 1.0738e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      5667 days (15.52 yr)  
   first obs. used      2002-09-11  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:09:46  

Additional Information
 Jupiter MOID = 2.18372 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.789507172819398E-15 -1.625949135725826E-14 6.806730967368014E-12 2.011968133100393E-14 1.621141460566866E-12 6.20846544502889E-15
q -1.625949135725826E-14 4.657244799492969E-14 -1.819273329138177E-11 -5.45845602145676E-14 -4.395626894776473E-12 -1.546043144090958E-14
tp 6.806730967368014E-12 -1.819273329138177E-11 3.995001627090296E-8 -1.362772285944611E-11 8.827694937314536E-9 1.191944859482389E-11
node 2.011968133100393E-14 -5.45845602145676E-14 -1.362772285944611E-11 8.796939612183277E-9 -8.77829811541264E-9 2.057002658985927E-10
peri 1.621141460566866E-12 -4.395626894776473E-12 8.827694937314536E-9 -8.77829811541264E-9 1.073908777545528E-8 -2.025074298414243E-10
i 6.20846544502889E-15 -1.546043144090958E-14 1.191944859482389E-11 2.057002658985927E-10 -2.025074298414243E-10 1.1529465563952E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO437357  

305793 (2009 DA76)          Discovered 2009-Feb-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2009 DA76 = 2002 RO158 = 2007 XV12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-15 11:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin