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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1644942588837286 2.4121e-08  
a 2.4496942672231 7.0226e-09 au
q 2.046733624244518 6.0445e-08 au
i 4.736102239253835 3.2565e-06 deg
node 26.14509171315738 4.0122e-05 deg
peri 38.89429725368942 4.1768e-05 deg
M 9.73216844718066 1.2165e-05 deg
tp 2458962.640630931984
(2020-Apr-23.14063093)
4.728e-05 TDB
period 1400.445639474542
3.83
6.0221e-06
1.649e-08
d
yr
n .2570610310408584 1.1054e-09 deg/d
Q 2.852654910201683 8.1778e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2421  
   data-arc span      23334 days (63.89 yr)  
   first obs. used      1956-03-16  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47135  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:11:56  

Additional Information
 Earth MOID = 1.06252 au 
 Jupiter MOID = 2.46436 au 
 T_jup = 3.473 
[ 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 12.7   n/a MPO502173  
diameter diameter 4.843 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.4 h n/a LCDB (Rev. 2019-August); 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] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2022-Dec-30 09:51 < 00:01 Amphi 0.0175048195016713 0.0175038203885827 0.0175058186632831 1.74939848316584 1.74939829543886 2459943.910277290 0.864797467314729 84.5009554822144 36.8777608710072 64.0372388913954 65094.0406565737 T 35 CATAB v2.0f-lin.ifort 2020-Feb-22 16:12:11 2020-Feb-22 16:12
2149-Jul-27 21:52 00:04 Amphi 0.0236334305215202 0.0236234809699604 0.0236433807272722 1.67523254987048 1.67523240466895 2506174.410955738 3.5710969868131 531.677993492925 36.0628064991976 21.6067485399928 36518.1220666529 T 35 CATAB v2.0f-lin.ifort 2020-Feb-22 16:12:11 2020-Feb-22 16:12

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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