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1039 Sonneberga (A924 WP)
Classification: Main-belt Asteroid          SPK-ID: 2001039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06088945951101816 3.1101e-08  
a 2.679487084319037 8.0497e-09 au
q 2.516334563988097 8.3403e-08 au
i 4.553013463915697 3.2066e-06 deg
node 221.6722561655313 3.9179e-05 deg
peri 327.0325766573127 4.6878e-05 deg
M 146.3200054208023 2.7395e-05 deg
tp 2458349.355859709057
(2018-Aug-18.85585971)
0.00012105 TDB
period 1602.049493031342
4.39
7.2193e-06
1.977e-08
d
yr
n .2247121587478678 1.0126e-09 deg/d
Q 2.842639604649977 8.5398e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3091  
   data-arc span      35054 days (95.97 yr)  
   first obs. used      1924-11-24  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40987  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:57:53  

Additional Information
 Earth MOID = 1.51753 au 
 Jupiter MOID = 2.12466 au 
 T_jup = 3.370 
[ 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 11.4   n/a MPO435705  
diameter diameter 33.853 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 34.2 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.053   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B X   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)

1039 Sonneberga (A924 WP)          Discovered 1924-Nov-24 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A924 WP = 1942 XG = 1984 OK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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