Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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 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
(2020-Apr-23.19061109)
4.7979e-05 TDB
period 1400.15581702556
3.83
6.1059e-06
1.672e-08
d
yr
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 
[ 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-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] (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 33 CATAB v2.0f-lin.ifort 2019-Dec-13 21:10:27 2019-Dec-13 21:10
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 33 CATAB v2.0f-lin.ifort 2019-Dec-13 21:10:27 2019-Dec-13 21:10

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-21 11:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin