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263 Dresda (A886 VB)
Classification: Main-belt Asteroid          SPK-ID: 2000263
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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07785671268206727 3.3493e-08  
a 2.887140513195143 9.678e-09 au
q 2.662357243786553 9.7178e-08 au
i 1.320275932171572 3.7684e-06 deg
node 216.1611681309176 0.00016189 deg
peri 162.6676467546495 0.0001637 deg
M 99.64024756739107 2.4218e-05 deg
tp 2458504.556040057960
(2019-Jan-21.05604006)
0.00012048 TDB
period 1791.844459824129
4.91
9.0097e-06
2.467e-08
d
yr
n .2009102955483839 1.0102e-09 deg/d
Q 3.111923782603734 1.0432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3375  
   data-arc span      44828 days (122.73 yr)  
   first obs. used      1898-02-21  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:52:14  

Additional Information
 Earth MOID = 1.66424 au 
 Jupiter MOID = 2.28931 au 
 T_jup = 3.287 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455539.5 (2010-Dec-09.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07585662468414031 3.3281e-08  
q 2.668340469324905 9.62e-08 au
tp 2454905.879443306223
(2009-Mar-15.37944331)
0.00012541 TDB
node 216.5082554693652 0.00016307 deg
peri 159.6045260687386 0.00016496 deg
i 1.313010586418823 3.7612e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3375  
   data-arc span      44828 days (122.73 yr)  
   first obs. used      1898-02-21  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:52:14  

Additional Information
 Jupiter MOID = 2.28931 au 
 T_jup = 3.287 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.107638005035729E-15 -3.18811254359404E-15 -2.661214808081677E-13 2.191127376024621E-15 -6.052007050203228E-14 2.65999656117557E-17
q -3.18811254359404E-15 9.254512140634588E-15 6.765984801582224E-13 -6.818274443639395E-15 1.606088256527174E-13 8.123108936106793E-18
tp -2.661214808081677E-13 6.765984801582224E-13 1.572709503410954E-8 1.266826121179501E-11 3.141647572581693E-9 6.923059928835972E-14
node 2.191127376024621E-15 -6.818274443639395E-15 1.266826121179501E-11 2.65908472929146E-8 -2.658147270560339E-8 -3.996056180483957E-11
peri -6.052007050203228E-14 1.606088256527174E-13 3.141647572581693E-9 -2.658147270560339E-8 2.721222403852707E-8 3.996821289345154E-11
i 2.65999656117557E-17 8.123108936106793E-18 6.923059928835972E-14 -3.996056180483957E-11 3.996821289345154E-11 1.414694874435987E-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 10.2   n/a MPO421627  
diameter diameter 23.952 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 16.809 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Slivan, S.M.; Binzel, R.P. (1996) Icarus 124, 452-470.]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Slivan, S.M.; Binzel, R.P.; Kaasalianen, M.; Hock, A.N.; et al. (2009) Icarus 200, 514-530.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.198   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

263 Dresda (A886 VB)          Discovered 1886-Nov-03 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A886 VB = 1950 XV = 1977 PC = A905 OC = A915 RL = A917 BA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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