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1848 Delvaux (1933 QD)
Classification: Main-belt Asteroid          SPK-ID: 2001848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04701277163825675 3.3818e-08  
a 2.873548477845338 1.1236e-08 au
q 2.738454999464934 1.0004e-07 au
i 1.441370581914972 4.4929e-06 deg
node 331.5964805706151 0.00013956 deg
peri 315.0347943318805 0.00014709 deg
M 23.05429850160862 4.6549e-05 deg
tp 2459086.560153386886
(2020-Aug-25.06015339)
0.00023004 TDB
period 1779.20593757641
4.87
1.0436e-05
2.857e-08
d
yr
n .2023374542524195 1.1868e-09 deg/d
Q 3.00864195622574 1.1764e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2835  
   data-arc span      31885 days (87.30 yr)  
   first obs. used      1933-08-18  
   last obs. used      2020-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:58:35  

Additional Information
 Earth MOID = 1.72038 au 
 Jupiter MOID = 2.06207 au 
 T_jup = 3.295 
[ 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 11.07   n/a E2021B10  
diameter diameter 17.030 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.637 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Slivan, S.M.; Binzel, R.P.; Boroumand, S.C.; Pan M.W.; et al. (2008) Icarus 195, 226-276.]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Arredondo, A.; Hartt, A.-M.; Yazdi, S.K. (2014) Minor Planet Bull. 41, 252-254.]
[Klinglesmith III, D.A. (2017) Minor Planet Bull. 44, 127-129.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.242   0.036 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)

1848 Delvaux (1933 QD)          Discovered 1933-Aug-18 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1933 QD = 1936 DH = 1948 SF = 1948 SK = 1951 GV = 1952 ML = 1953 TU1 = 1953 VE1 = 1956 GL = 1972 QN = 1975 FV = A912 FA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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