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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05700689558868582 3.1854e-08  
a 3.019088470780144 1.3095e-08 au
q 2.846979609553375 9.5088e-08 au
i 8.691884835749899 3.9737e-06 deg
node 290.9804713990223 3.0453e-05 deg
peri 161.5213025081576 5.4523e-05 deg
M 88.93041542533295 4.4406e-05 deg
tp 2458527.174386255196
(2019-Feb-12.67438625)
0.00023642 TDB
period 1916.07359679093
5.25
1.2466e-05
3.413e-08
d
yr
n .1878842235511901 1.2224e-09 deg/d
Q 3.191197332006912 1.3842e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2576  
   data-arc span      31276 days (85.63 yr)  
   first obs. used      1934-12-04  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43418  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:20:00  

Additional Information
 Earth MOID = 1.86522 au 
 Jupiter MOID = 1.94428 au 
 T_jup = 3.227 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456336.5 (2013-Feb-13.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05746837502805564 3.2361e-08  
q 2.84582416038685 9.7078e-08 au
tp 2456629.120617777748
(2013-Dec-02.62061778)
0.0002323 TDB
node 291.0410080009203 3.0461e-05 deg
peri 165.2532462642629 5.3766e-05 deg
i 8.690758926872862 3.9692e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2576  
   data-arc span      31276 days (85.63 yr)  
   first obs. used      1934-12-04  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43418  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:20:00  

Additional Information
 Jupiter MOID = 1.94428 au 
 T_jup = 3.227 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.047258188983985E-15 -3.116394884504391E-15 1.219257852340085E-12 -3.877486566173629E-15 2.307002751674951E-13 -2.99391508922876E-16
q -3.116394884504391E-15 9.424128553925163E-15 -4.135567729093034E-12 1.404052543525115E-14 -7.906315403253611E-13 1.241626794940641E-15
tp 1.219257852340085E-12 -4.135567729093034E-12 5.396494415182206E-8 -2.727639732570948E-11 1.032429450367595E-8 -1.937233600135035E-12
node -3.877486566173629E-15 1.404052543525115E-14 -2.727639732570948E-11 9.278444717610515E-10 -9.224246892386194E-10 3.639829401829558E-11
peri 2.307002751674951E-13 -7.906315403253611E-13 1.032429450367595E-8 -9.224246892386194E-10 2.890811143400858E-9 -3.639056881867207E-11
i -2.99391508922876E-16 1.241626794940641E-15 -1.937233600135035E-12 3.639829401829558E-11 -3.639056881867207E-11 1.57543558050658E-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 10.8   n/a MPO435708  
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

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