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487 Venetia (A902 NC)
Classification: Main-belt Asteroid          SPK-ID: 2000487
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 91 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08643394101915454 3.3614e-08  
a 2.671425780453363 7.4934e-09 au
q 2.440523922108608 8.8579e-08 au
i 10.25323413627488 3.8639e-06 deg
node 114.7742930046532 1.8613e-05 deg
peri 280.5848411121469 2.9095e-05 deg
M 279.3385153988764 2.3382e-05 deg
tp 2459357.836028584790
(2021-May-23.33602858)
0.00010377 TDB
period 1594.825224537616
4.37
6.7103e-06
1.837e-08
d
yr
n .225730063997686 9.4977e-10 deg/d
Q 2.902327638798119 8.1411e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2949  
   data-arc span      43230 days (118.36 yr)  
   first obs. used      1902-07-09  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:53:57  

Additional Information
 Earth MOID = 1.47319 au 
 Jupiter MOID = 2.44489 au 
 T_jup = 3.353 
[ 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 8.3   n/a MPO492754 IRAS observations used: 22
diameter diameter 59.046 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 13.34 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Neely, A.W. (1992) Minor Planet Bull. 19, 31-32.]
[Schober, H.J.; Erikson, A.; Hahn, G.; Lagerkvist, C.-I.; et al. (1994) Astron. Astrophys. Suppl. Ser. 105, 281-300.]
[Erikson, A.; Mottola, S.; Lagerros, J.S.V.; Lindgren, M.; et al. (2000) Icarus 147, 487-497.]
[Tungalag, N.; Shevchenko, V.G.; Lupishko, D.F. (2002) Kin. Fiz. Neb. Tel 18, 508-516; Kinematics and Physics of Celestial Bodies 18, ???-???.]
[Ferrero, A. (2014) Minor Planet Bull. 41, 184-185.]
[Marciniak, A.; Pilcher, F.; Oszkiewicz, D.; Santana-Ros, T.; et al. (2015) Planet. Space Sci. 118, 256-266.]
[Marciniak, A.; Bartczak, P.; Muller, T.; Sanabria, J.J.; et al. (2018) Astron. Astrophys. 610, A7.]
geometric albedo albedo 0.328   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.852   0.019 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.60, mean=8.94, max.=14.29) deg.
U-B UB 0.424   0.024 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=3.60 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

487 Venetia (A902 NC)          Discovered 1902-Jul-09 by Carnera, L. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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