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JPL Small-Body Database Browser
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382 Dodona (A894 BB)
Classification: Main-belt Asteroid          SPK-ID: 2000382
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1714609450223644 4.0067e-08  
a 3.122614235729538 1.3649e-08 au
q 2.587207847931063 1.256e-07 au
i 7.391281578550298 4.5173e-06 deg
node 313.4722907104124 3.5429e-05 deg
peri 270.3432302773452 3.7788e-05 deg
M 256.2392514431586 1.5189e-05 deg
tp 2459581.406886876900
(2022-Jan-01.90688688)
8.6692e-05 TDB
period 2015.468105081392
5.52
1.3215e-05
3.618e-08
d
yr
n .1786185547131057 1.1711e-09 deg/d
Q 3.658020623528013 1.5989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2886  
   data-arc span      45994 days (125.92 yr)  
   first obs. used      1894-01-30  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 17:25:36  

Additional Information
 Earth MOID = 1.59202 au 
 Jupiter MOID = 1.46534 au 
 T_jup = 3.180 
[ 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 8.8   n/a MPO502156 IRAS observations used: 17
diameter diameter 65.209 km 0.496 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.113 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Di Martino, M. (1986) in Asteroids, Comets, Meteors II. C.-I. Lagerkvist, B.A. Lindblad, M. Lundstedt, H. Rickman, eds. Uppsala, pp. 81-84.]
[Lagerkvist, C.-I.; Hahn, G.; Magnusson, P.; Rickman, H.; Hammarback, G. (1986) in Asteroids, Comets, Meteors II. C.-I. Lagerkvist, B.A. Lindblad, M. Lundstedt, H. Rickman, Uppsala, eds. pp. 67-72.]
[Michalowski, T.; Kwiatkowski, T.; Pych, W.; Kryszczynska, A.; et al. (2004) Astron. Astrophys. 416, 353-366.]
geometric albedo albedo 0.129   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.690   0.015 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=8.00, mean=10.74, max.=12.76) deg.
U-B UB 0.243   0.039 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=8.00, mean=10.74, max.=12.76) deg.
Tholen spectral type spec_T M   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

382 Dodona (A894 BB)          Discovered 1894-Jan-29 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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