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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1713172286081295 2.4011e-08  
a 3.12252927028816 1.1433e-08 au
q 2.587586209454627 7.7498e-08 au
i 7.391512366041382 6.8764e-07 deg
node 313.4715573063505 3.4696e-06 deg
peri 270.3511183369992 5.4948e-06 deg
M 291.9392718504912 4.1849e-06 deg
tp 2459581.523967013179
(2022-Jan-02.02396701)
2.3842e-05 TDB
period 2015.385845173836
5.52
1.1069e-05
3.031e-08
d
yr
n .1786258452008471 9.8107e-10 deg/d
Q 3.657472331121693 1.3392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3514  
   data-arc span      46438 days (127.14 yr)  
   first obs. used      1894-01-30  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4135  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:19:02  

Additional Information
 Earth MOID = 1.59127 au 
 Jupiter MOID = 1.46476 au 
 T_jup = 3.180 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456510.5 (2013-Aug-06.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749659277246338 2.4079e-08  
q 2.571297865203736 7.7849e-08 au
tp 2455556.643978718286
(2010-Dec-26.14397872)
2.7779e-05 TDB
node 313.557586538829 3.4715e-06 deg
peri 270.6344128629518 5.3964e-06 deg
i 7.400228913539315 6.8876e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3514  
   data-arc span      46438 days (127.14 yr)  
   first obs. used      1894-01-30  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4135  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:19:02  

Additional Information
 Jupiter MOID = 1.46476 au 
 T_jup = 3.180 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.797814147222973E-16 -1.861586130353295E-15 3.545001140686504E-13 2.70029562936346E-15 1.041564774792838E-13 2.714334975418539E-16
q -1.861586130353295E-15 6.060430288511002E-15 -1.261206580994882E-12 -8.091240977372993E-15 -3.434899127728071E-13 -1.104684150324612E-15
tp 3.545001140686504E-13 -1.261206580994882E-12 7.716459684772805E-10 4.111524679673738E-11 1.044499738326863E-10 -4.303151005051882E-12
node 2.70029562936346E-15 -8.091240977372993E-15 4.111524679673738E-11 1.20511946731757E-11 -3.907132110351201E-12 -1.853959460161283E-12
peri 1.041564774792838E-13 -3.434899127728071E-13 1.044499738326863E-10 -3.907132110351201E-12 2.912125727914277E-11 1.216830083789229E-12
i 2.714334975418539E-16 -1.104684150324612E-15 -4.303151005051882E-12 -1.853959460161283E-12 1.216830083789229E-12 4.743923891009685E-13

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. 2020-October); 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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