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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 93 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08606936672366219 3.3228e-08  
a 2.669627157994579 7.1685e-09 au
q 2.439854039117696 8.7787e-08 au
i 10.25351856109974 3.7953e-06 deg
node 114.7746472434863 1.8455e-05 deg
peri 280.94414009083 2.8871e-05 deg
M 324.1370502317496 2.3045e-05 deg
tp 2459359.214955472567
(2021-May-24.71495547)
0.00010203 TDB
period 1593.214845386424
4.36
6.4171e-06
1.757e-08
d
yr
n .2259582259369949 9.1011e-10 deg/d
Q 2.899400276871463 7.7855e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3112  
   data-arc span      43295 days (118.54 yr)  
   first obs. used      1902-07-09  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:47:01  

Additional Information
 Earth MOID = 1.47153 au 
 Jupiter MOID = 2.44513 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2454934.5 (2009-Apr-13.0) TDB
Reference: JPL 93 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08704372293313552 3.3728e-08  
q 2.438234010590506 8.9364e-08 au
tp 2454580.929027364561
(2008-Apr-24.42902736)
0.00010049 TDB
node 114.8903150688295 1.8508e-05 deg
peri 281.5117768339382 2.8476e-05 deg
i 10.23801966602963 3.7916e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3112  
   data-arc span      43295 days (118.54 yr)  
   first obs. used      1902-07-09  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:47:01  

Additional Information
 Jupiter MOID = 2.44513 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.137588831100249E-15 -3.006446416819477E-15 3.425307780596563E-13 4.461900771506121E-15 1.083604949285351E-13 6.968475185855107E-16
q -3.006446416819477E-15 7.985913696949314E-15 -1.013490671804986E-12 -1.173301213351097E-14 -3.092684907513489E-13 -1.611692405143781E-15
tp 3.425307780596563E-13 -1.013490671804986E-12 1.009839144052292E-8 8.566385559558143E-12 2.185168585249107E-9 2.222383472167832E-12
node 4.461900771506121E-15 -1.173301213351097E-14 8.566385559558143E-12 3.425364080963334E-10 -3.346942573070414E-10 -1.85392064014902E-11
peri 1.083604949285351E-13 -3.092684907513489E-13 2.185168585249107E-9 -3.346942573070414E-10 8.10854855605128E-10 1.873459787976588E-11
i 6.968475185855107E-16 -1.611692405143781E-15 2.222383472167832E-12 -1.85392064014902E-11 1.873459787976588E-11 1.437650440309088E-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 8.36   n/a E2021B10 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

[ 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
2140-Oct-15 13:01 00:05 Hebe 0.0290296886111787 0.0290276033546862 0.0290317752425476 2.40354934729045 2.40354925819365 2502967.042318234 5.09030069131212 338.351278825882 22.3070196952509 -72.5141510505104 185400.027000968 T 93 CATAB v2.0f-lin.ifort 2021-Feb-24 00:47:09 2021-Feb-24 00:47
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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