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1339 Desagneauxa (1934 XB)
Classification: Main-belt Asteroid          SPK-ID: 2001339
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05699532534517633 3.1822e-08  
a 3.018546789062054 1.303e-08 au
q 2.846503732749825 9.4919e-08 au
i 8.691900220736752 3.9716e-06 deg
node 290.9791172867586 3.0446e-05 deg
peri 161.3252668977726 5.4527e-05 deg
M 126.7190665142351 4.4417e-05 deg
tp 2458526.228568665563
(2019-Feb-11.72856867)
0.00023641 TDB
period 1915.557950019534
5.24
1.2404e-05
3.396e-08
d
yr
n .1879347998823679 1.2169e-09 deg/d
Q 3.190589845374283 1.3773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2580  
   data-arc span      31454 days (86.12 yr)  
   first obs. used      1934-12-04  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43392  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:04:27  

Additional Information
 Earth MOID = 1.86454 au 
 Jupiter MOID = 1.94494 au 
 T_jup = 3.227 
[ 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 10.83   n/a E2021B10  
diameter diameter 24.450 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.380 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Bennefeld, C.; Cantue, J.; Holly, V.; Jordon, L.; Martin, T.; Soar, E.; Swinney, T. (2009) Minor Planet Bull. 36, 45-48.]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2016) Astron. Astrophys., submitted.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2018) Icarus 299, 84-96.]
geometric albedo albedo 0.144   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.790   0.014 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.87, mean=8.39, max.=12.90) deg.
U-B UB 0.425   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.87, mean=8.39, max.=12.90) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1339 Desagneauxa (1934 XB)          Discovered 1934-Dec-04 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1934 XB = 1951 AF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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