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 ]  
6683 Karachentsov (1976 GQ2)
Classification: Main-belt Asteroid          SPK-ID: 2006683
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08920559547135069 3.3946e-08  
a 3.090891679303674 1.7135e-08 au
q 2.815166846513947 1.0352e-07 au
i 14.55874794718527 5.0124e-06 deg
node 34.5993479678633 1.5997e-05 deg
peri 66.45577196919784 3.6475e-05 deg
M 134.0754035399279 3.0947e-05 deg
tp 2458261.285091746812
(2018-May-22.78509175)
0.00017011 TDB
period 1984.833608141239
5.43
1.6505e-05
4.519e-08
d
yr
n .1813754052346652 1.5082e-09 deg/d
Q 3.366616512093401 1.8663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1766  
   data-arc span      16893 days (46.25 yr)  
   first obs. used      1973-10-29  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48101  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 18:09:03  

Additional Information
 Earth MOID = 1.86833 au 
 Jupiter MOID = 1.90008 au 
 T_jup = 3.169 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456527.5 (2013-Aug-23.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09118455337882182 3.3953e-08  
q 2.807689341439811 1.0395e-07 au
tp 2456275.789669808336
(2012-Dec-14.28966981)
0.00016587 TDB
node 34.62905181287083 1.5992e-05 deg
peri 66.21861710496405 3.5786e-05 deg
i 14.56484803610765 5.0141e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1766  
   data-arc span      16893 days (46.25 yr)  
   first obs. used      1973-10-29  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48101  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 18:09:03  

Additional Information
 Jupiter MOID = 1.90008 au 
 T_jup = 3.169 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.152791949936533E-15 -3.48923726197255E-15 -1.818506285460448E-13 5.397861658204747E-15 -3.923943877283563E-14 -1.883053762318934E-15
q -3.48923726197255E-15 1.080467903388461E-14 4.322340313299083E-13 -1.930191376857039E-14 1.034712877576923E-13 6.461052947612046E-15
tp -1.818506285460448E-13 4.322340313299083E-13 2.751332758540435E-8 -2.408135555648837E-11 5.326450339377596E-9 8.013321555719338E-12
node 5.397861658204747E-15 -1.930191376857039E-14 -2.408135555648837E-11 2.557287991200663E-10 -2.521158694746949E-10 -1.546507031065805E-11
peri -3.923943877283563E-14 1.034712877576923E-13 5.326450339377596E-9 -2.521158694746949E-10 1.280636418296003E-9 1.657416789553243E-11
i -1.883053762318934E-15 6.461052947612046E-15 8.013321555719338E-12 -1.546507031065805E-11 1.657416789553243E-11 2.514166500014434E-11

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 12.4   n/a MPO473858  
rotation period rot_per 13.989 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

6683 Karachentsov           Discovered 1976 Apr. 1 by N. S. Chernykh at the Crimean Astrophysical Observatory.
Nikolaj Petrovich Karachentsov is an actor and singer at the Moscow Lenkom Theatre. As one review said, "He has a remarkable sense of rhythm and an exceptional voice, captivating audiences with his songs".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000124/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1976 GQ2 = 1973 UR3 = 1990 WY13 = 1992 DL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-25 04:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin