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332680 (2009 DR51)
Classification: Main-belt Asteroid          SPK-ID: 2332680
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1938777739222237 8.1443e-08  
a 2.460212898715689 2.0948e-08 au
q 1.98323229853795 1.9632e-07 au
i 2.525345668332148 5.7302e-06 deg
node 38.53198076513441 0.00019512 deg
peri 264.3954122423987 0.00019602 deg
M 194.5234153757858 2.1051e-05 deg
tp 2459648.375432031909
(2022-Mar-09.87543203)		 8.6486e-05 TDB
period 1409.475280512636
3.86		 1.8002e-05
4.929e-08		 d
yr
n .2554141991543587 3.2621e-09 deg/d
Q 2.937193498893429 2.5009e-08 au
   Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      7872 days (21.55 yr)  
   first obs. used      1998-05-20  
   last obs. used      2019-12-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:37:07  

Additional Information
 Earth MOID = .969884 au 
 Jupiter MOID = 2.30172 au 
 T_jup = 3.463 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457242.5 (2015-Aug-08.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1950687664646559 8.1682e-08  
q 1.979269050702387 1.971e-07 au
tp 2456829.643621752869
(2014-Jun-21.14362175)		 7.3548e-05 TDB
node 38.54784152849459 0.00019511 deg
peri 264.3351662539825 0.000196 deg
i 2.52669114496961 5.7356e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      7872 days (21.55 yr)  
   first obs. used      1998-05-20  
   last obs. used      2019-12-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:37:07  

Additional Information
 Jupiter MOID = 2.30172 au 
 T_jup = 3.463 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.671883263729817E-15 -1.604578657213325E-14 4.114564185962772E-12 2.198773894083489E-13 9.170375832105525E-13 -1.965475653118039E-14
q -1.604578657213325E-14 3.884923979665257E-14 -9.970654589552079E-12 -5.355207857467389E-13 -2.196684291375611E-12 4.766406290460418E-14
tp 4.114564185962772E-12 -9.970654589552079E-12 5.409326950531112E-9 1.676877282698006E-10 1.46553162039392E-9 -1.500545546437164E-11
node 2.198773894083489E-13 -5.355207857467389E-13 1.676877282698006E-10 3.806716096499195E-8 -3.798403980447364E-8 -7.218372980595109E-10
peri 9.170375832105525E-13 -2.196684291375611E-12 1.46553162039392E-9 -3.798403980447364E-8 3.841407374363609E-8 7.16967754813165E-10
i -1.965475653118039E-14 4.766406290460418E-14 -1.500545546437164E-11 -7.218372980595109E-10 7.16967754813165E-10 3.289762197734984E-11

[ 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 17.1   n/a MPO455451  

332680 (2009 DR51)          Discovered 2003-Nov-18 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2190-Aug-03 12:43 00:36 Europ 0.0475809142838818 0.047551549101864 0.0476104407470211 4.11504082876842 4.1150407744853 2521156.030107769 36.3721830016199 4619.4244528118 120.461642312666 -71.5402213734148 56015.1181451819 T 13 CATAB v2.0f-lin.ifort 2020-Nov-11 17:37:07 2020-Nov-11 17:37

Alternate Designations
 2009 DR51 = 1999 TJ305 = 2003 YC182 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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