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1296 Andree (1933 WE)
Classification: Main-belt Asteroid          SPK-ID: 2001296
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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437988349199321 3.0149e-08  
a 2.417480639499594 6.0279e-09 au
q 2.06984974009806 7.3575e-08 au
i 4.108593032733332 3.3287e-06 deg
node 226.9797509292407 5.0689e-05 deg
peri 236.7644885495081 5.2211e-05 deg
M 28.84076474319254 1.2715e-05 deg
tp 2459090.511518776448
(2020-Aug-29.01151878)
4.8386e-05 TDB
period 1372.912736297143
3.76
5.135e-06
1.406e-08
d
yr
n .2622162286664694 9.8075e-10 deg/d
Q 2.765111538901129 6.8947e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2918  
   data-arc span      34800 days (95.28 yr)  
   first obs. used      1925-10-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41572  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:54:09  

Additional Information
 Earth MOID = 1.08988 au 
 Jupiter MOID = 2.38097 au 
 T_jup = 3.498 
[ 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 11.77   n/a E2021B10  
diameter diameter 26.298 km 0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.18366 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.072   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1296 Andree (1933 WE)          Discovered 1933-Nov-25 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1933 WE = 1925 TA = 1929 TH = 1931 HF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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