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1537 Transylvania (1940 QA)
Classification: Main-belt Asteroid          SPK-ID: 2001537
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2937364966057238 3.1584e-08  
a 3.05909801433273 7.5581e-09 au
q 2.160529280829107 9.7229e-08 au
i 3.854750426200744 3.4847e-06 deg
node 229.9290814639837 4.5877e-05 deg
peri 148.3744124764398 4.6146e-05 deg
M 327.8366621727371 4.2631e-06 deg
tp 2459175.101160780017
(2020-Nov-21.60116078)
2.3291e-05 TDB
period 1954.287773812039
5.35
7.2426e-06
1.983e-08
d
yr
n .1842103321855117 6.8269e-10 deg/d
Q 3.957666747836353 9.7781e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2773  
   data-arc span      42752 days (117.05 yr)  
   first obs. used      1903-10-28  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45813  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:01:14  

Additional Information
 Earth MOID = 1.16393 au 
 Jupiter MOID = 1.52564 au 
 T_jup = 3.163 
[ 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 12.3   n/a MPO435710  
diameter diameter 20.288 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 12. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.052   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1537 Transylvania           Discovered 1940 Aug. 27 by G. Strommer at Budapest.
Named for the section of the old Hungarian empire in which the discoverer was born.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5182Last Updated: 2006-03-21

[ show close-approach data ]
Alternate Designations
 1940 QA = 1940 QN = A903 VB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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