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159629 Brunszvik (2002 BT31)
Classification: Main-belt Asteroid          SPK-ID: 2159629
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2624714582240177 4.8726e-08  
a 2.308794987039279 7.6031e-09 au
q 1.702802200050777 1.133e-07 au
i 5.652069956662072 4.2748e-06 deg
node 134.1380151570232 4.6187e-05 deg
peri 231.71095950778 4.6703e-05 deg
M 231.3877491740303 7.4458e-06 deg
tp 2459658.279479603394
(2022-Mar-19.77947960)
2.7649e-05 TDB
period 1281.375697873604
3.51
6.3296e-06
1.733e-08
d
yr
n .2809480471632221 1.3878e-09 deg/d
Q 2.914787774027781 9.5987e-09 au
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      6690 days (18.32 yr)  
   first obs. used      2001-12-17  
   last obs. used      2020-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5765  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:57:56  

Additional Information
 Earth MOID = .706127 au 
 Jupiter MOID = 2.55424 au 
 T_jup = 3.533 
[ 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 16.81   n/a E2021B55  
rotation period rot_per 90.4936 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

159629 Brunszvik           Discovered 2002 Jan. 16 by K. Sárneczky and Z. Heiner at Piszkesteto.
Countess Teréz Brunszvik (1775-1861) was the founder, in 1828, of the first nursery school in Hungary and in the Habsburg empire. She launched the Women's Association in Buda and Pest and initiated an institution for educating women and consistently supported their equality.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110615/MPCPages.arcLast Updated: 2013-03-28

[ show close-approach data ]
Alternate Designations
 2002 BT31 = 2002 CL292 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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