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382751 (2003 DC21)
Classification: Inner Main-belt Asteroid          SPK-ID: 2382751
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08520293424175694 3.9318e-08  
a 1.975165119168338 8.6982e-09 au
q 1.806875255403226 7.931e-08 au
i 18.9676321130043 1.1834e-05 deg
node 343.3660243121565 1.3519e-05 deg
peri 90.50678569658351 7.041e-05 deg
M 154.3109868636951 6.8215e-05 deg
tp 2458565.891830132568
(2019-Mar-23.39183013)
0.00019191 TDB
period 1013.919645854365
2.78
6.6976e-06
1.834e-08
d
yr
n .355057722248444 2.3454e-09 deg/d
Q 2.143454982933449 9.4393e-09 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      5784 days (15.84 yr)  
   first obs. used      2003-02-02  
   last obs. used      2018-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58087  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:26:26  

Additional Information
 Earth MOID = .909268 au 
 Jupiter MOID = 3.01378 au 
 T_jup = 3.795 
[ 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 MPO402528  

382751 (2003 DC21)          Discovered 2003-Feb-22 by NEAT at Palomar
Reference: Last Updated: 2014-01-21

[ 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
1946-May-01 16:21 < 00:01 Hebe 0.046437374846176 0.04642744253929 0.046447310299956 12.4419354105746 12.4419353998149 2431942.181558358 0.602780389394274 786.2321396622 78.9772108739652 -51.3098966120174 68873.2864084797 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 17:26:28 2019-Jul-13 17:26
1965-Dec-25 09:14 < 00:01 Iris 0.0267119042780296 0.0267104855484818 0.026713323878588 7.6997473417092 7.69974731375857 2439119.884894920 0.447453988737988 608.515133994307 64.9150281209991 87.3329265980618 61481.6851106178 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 17:26:28 2019-Jul-13 17:26
2190-Nov-09 11:32 00:01 Iris 0.0429932423619413 0.0429802893261153 0.0430062562337197 7.68820543332849 7.68820541593656 2521253.980485222 1.26995719925156 2644.44812003768 67.8167682363838 75.9055574618127 91971.3019377623 T 17 CATAB v2.0e-lin.ifort 2019-Jul-13 17:26:28 2019-Jul-13 17:26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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