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2483 Guinevere (1928 QB)
Classification: Outer Main-belt Asteroid          SPK-ID: 2002483
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2767764447632131 3.5048e-08  
a 3.9674378406246 2.857e-08 au
q 2.869344500277484 1.3827e-07 au
i 4.500263645558478 4.3846e-06 deg
node 252.0401130272755 5.5884e-05 deg
peri 183.2335607976727 5.6373e-05 deg
M 129.6244154264825 8.1769e-06 deg
tp 2457961.183232794270
(2017-Jul-26.68323279)
6.1646e-05 TDB
period 2886.447240383253
7.90
3.1179e-05
8.536e-08
d
yr
n .1247207968894662 1.3472e-09 deg/d
Q 5.065531180971716 3.6478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2214  
   data-arc span      33539 days (91.82 yr)  
   first obs. used      1928-08-19  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:45:45  

Additional Information
 Earth MOID = 1.88452 au 
 Jupiter MOID = .237597 au 
 T_jup = 2.985 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.9   n/a MPO473798  
diameter diameter 35.688 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 14.733 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Dahlgren, M.; Lahulla, J.F.; Lagerkvist, C.-I.; Lagerros, J.; et al. (1998) Icarus 133, 247-285.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Warner, B.D.; Stephens, R.D.; Coley, D.R. (2017) Minor Planet Bull. 44, 130-137.]
[Warner, B.D.; Stephens, R.D.; Coley, D.R. (2018) Minor Planet Bull. 45, 147-161.]
geometric albedo albedo 0.067   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

2483 Guinevere (1928 QB)          Discovered 1928-Aug-17 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1928 QB = 1929 VR = 1955 FZ1 = 1961 VM = 1961 XR = 1971 BM = 1971 FN = 1977 XL = A921 WF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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