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499 Venusia (A902 YE)
Classification: Outer Main-belt Asteroid          SPK-ID: 2000499
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2160912841342047 3.2983e-08  
a 4.006795625502316 2.4612e-08 au
q 3.140962013524207 1.3912e-07 au
i 2.09265050016587 3.6859e-06 deg
node 256.2444727187224 0.00012119 deg
peri 174.8138881891865 0.00012156 deg
M 321.521476560034 1.012e-05 deg
tp 2459313.619497080029
(2021-Apr-09.11949708)
8.367e-05 TDB
period 2929.504795699351
8.02
2.6993e-05
7.39e-08
d
yr
n .1228876636517191 1.1323e-09 deg/d
Q 4.872629237480425 2.9931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3068  
   data-arc span      43062 days (117.90 yr)  
   first obs. used      1902-12-24  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45548  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:54:04  

Additional Information
 Earth MOID = 2.15555 au 
 Jupiter MOID = .439634 au 
 T_jup = 3.011 
[ 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 9.5   n/a MPO502157 IRAS observations used: 10
diameter diameter 77.328 km 1.055 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 13.48 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Dahlgren, M.; Lahulla, J.F.; Lagerkvist, C.-I.; Lagerros, J.; et al. (1998) Icarus 133, 247-285.]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
geometric albedo albedo 0.052   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
B-V BV 0.663   0.034 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=5; phase (min.=3.11, mean=11.62, max.=16.56) deg.
U-B UB 0.291   0.022 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=7.56, mean=13.75, max.=16.56) deg.
Tholen spectral type spec_T P   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

499 Venusia (A902 YE)          Discovered 1902-Dec-24 by Wolf, M. 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
1941-Apr-22 18:43 00:01 Jupiter 1.89387329486255 1.89387277552168 1.89387381420352 5.03053118487298 4.94082553905817 2430107.280151915 1.16571106948478 47.9911924887393 21.583244779073 75.3276840057179 4304382.71779486 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54
1964-Dec-11 00:36 00:01 Jupiter 1.84122317456547 1.84122251577034 1.8412238333607 4.8275806369636 4.73132854378888 2438740.525059883 1.21867172579953 51.1852517666166 24.8150735662239 66.9849454957105 3503652.92158094 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54
1989-Feb-06 00:05 < 00:01 Jupiter 1.88605975265041 1.88605923828993 1.8860602670109 5.0682950589879 4.97889768342983 2447563.503125254 0.745490459040579 40.9212453190176 23.1437205233256 78.531333649742 4265252.07719134 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54
2013-Jul-19 22:42 < 00:01 Jupiter 1.94119946302819 1.94119904497343 1.94119988108296 5.15625853954552 5.07092916519197 2456493.445945980 0.227188218951085 38.591052569662 19.5829510112996 -89.7373444066034 5000591.87289917 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54
2038-Jan-07 04:38 < 00:01 Jupiter 1.92698136420198 1.92698087628494 1.92698185211903 4.75925119845365 4.66597829357904 2465430.692928875 0.840542963219695 39.718596310329 22.2102555502973 89.6863801443758 3742580.30423201 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54
2062-Mar-24 13:56 00:01 Jupiter 1.89020743665349 1.89020681783183 1.89020805547504 4.31075198012099 4.20551553037748 2474273.080474421 1.39323196889057 40.1635172175628 26.4861194723551 82.0478277417527 2553220.14152033 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54
2085-Dec-02 01:24 00:01 Jupiter 1.9425011785268 1.94250068303242 1.94250167402119 4.47427709300804 4.37573545586904 2482926.558343280 1.3831728498683 39.4971519079511 21.4588000626594 84.1639479276231 3140555.15701263 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54
2177-Dec-29 22:25 00:02 Jupiter 1.96778603500528 1.96778541735547 1.96778665265543 5.4377162249763 5.35797246224052 2516556.434077763 1.53652472228935 64.1922569406742 19.30010379327 69.325787802803 4864908.964524 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:12 2020-Dec-18 01:54

Alternate Designations
 A902 YE = 1950 CE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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