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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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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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2955208966058224 3.8844e-08  
a 3.062162904891047 1.1338e-08 au
q 2.157229777684555 1.1677e-07 au
i 3.861756184098682 4.4645e-06 deg
node 230.0204745300927 4.9819e-05 deg
peri 148.1822792551831 5.0197e-05 deg
M 254.5181392741961 7.2704e-06 deg
tp 2459173.977185371518
(2020-Nov-20.47718537)
4.1869e-05 TDB
period 1957.225491787731
5.36
1.0871e-05
2.976e-08
d
yr
n .1839338397698753 1.0216e-09 deg/d
Q 3.967096032097539 1.4689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      42300 days (115.81 yr)  
   first obs. used      1903-10-28  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49795  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:18:29  

Additional Information
 Earth MOID = 1.15986 au 
 Jupiter MOID = 1.51369 au 
 T_jup = 3.162 
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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. 2019-January); 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

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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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