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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2937364537362003 3.8625e-08  
a 3.059098015226458 1.2168e-08 au
q 2.16052941260239 1.1506e-07 au
i 3.85474713361846 4.4548e-06 deg
node 229.9290243811639 5.0013e-05 deg
peri 148.3744599317555 5.0395e-05 deg
M 327.8366666143395 7.6189e-06 deg
tp 2459175.101136744951
(2020-Nov-21.60113674)
4.2115e-05 TDB
period 1954.287774668469
5.35
1.166e-05
3.192e-08
d
yr
n .184210332104785 1.0991e-09 deg/d
Q 3.957666617850526 1.5742e-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 = 1.16393 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. 2019-August); 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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