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JPL Small-Body Database Browser
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2072 Kosmodemyanskaya (1973 QE2)
Classification: Main-belt Asteroid          SPK-ID: 2002072
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1642716503421735 2.4249e-08  
a 2.449356279151156 7.1209e-09 au
q 2.04699648089903 6.0643e-08 au
i 4.736387993217964 3.2598e-06 deg
node 26.14787594422351 4.0822e-05 deg
peri 38.89628587871132 4.2452e-05 deg
M 266.8756359782192 1.2228e-05 deg
tp 2458962.690611088617
4.7979e-05 TDB
period 1400.15581702556
n .2571142408741127 1.1212e-09 deg/d
Q 2.851716077403282 8.2906e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2339  
   data-arc span      23276 days (63.73 yr)  
   first obs. used      1956-03-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47991  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:10:13  

Additional Information
 Earth MOID = 1.06248 au 
 Jupiter MOID = 2.46532 au 
 T_jup = 3.473 
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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 12.7   n/a MPO502173  
diameter diameter 4.843 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 4.4 h n/a LCDB (Rev. 2019-January); 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:
[Binzel, R.P.; Mulholland, J.D. (1983) Icarus 56, 519-533.]
geometric albedo albedo 0.522   0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

2072 Kosmodemyanskaya           Discovered 1973 Aug. 31 by T. M. Smirnova at the Crimean Astrophysical Observatory.
Named in memory of Lubov' Timofeevna Kosmodemyanskaya (1900-1978), social worker, mother of Soviet heroes Zoya and Aleksandr Kosmodemyanskij.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5282Last Updated: 2007-10-23

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Alternate Designations
 1973 QE2 = 1944 BD = 1958 XY = 1962 XL1 = 1975 EL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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