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Asteroids with Satellites Database--Johnston's Archive
(3782) Celle
compiled by Wm. Robert Johnston
last updated21 September 2014--Orbital and physical data--
(Seethis page for definitions of quantities; source codes in brackets, seethis link for full references; *A, *D, and *E indicate assumed, derived, and estimated values, respectively.)
dynamical type, primary:main belt asteroid
orbital data, primary (osculating elements)[JPL]: | semimajor axisa: | 2.416557896 AU | | orbital periodP: | 3.756678323 yr
(= 1372.126757 d) | | eccentricitye: | 0.093487405 | | perihelion distanceq: | 2.19064017 AU | | aphelion distanceQ: | 2.642475621 AU | | inclinationi: | 5.2504557° | | argument of perihelionω: | 333.691462° | | ascending nodeΩ: | 271.395789° | | mean anomalyM: | 240.644312° | | perihelion passageTP: | 2015 Aug 20.9198 | | Epoch: | 2014 May 23 | | data arc: | 1970-2014(1328 obs.) | | Earth MOID: | 1.17837 AU | | Jupiter Tisserand invariantTJ: | 3.505 |
orbital data, secondary: | binary dynamical type: | A [P07f] | | semimajor axisas: | 18± 1 km[R04a] | | separation/primary radiusas/rp: | 6.6 [*D] | | separation/Hill radiusas/rH: | 0.017 [*D] | | orbital periodPs: | 1.524± 0.0012d [R04a] | | eccentricityes: | ? | | normalized ang. mom.αL: | 1.06[P07f] |
| other data, system (combined):| absolute mag.H: | 12.5[MPC] | | slope parameterG: | (0.15) [*A] | | effective diameterdE: | 5.92± 0.23 km [M11b] | | geometric albedo: | 0.503± 0.078[M11b] | | color indexU-B: | ? | | color indexB-V: | ? | | taxonomic type: | V (SMASSII) [JPL] | | massm: | 2x1014kg [*D] | | densityρ: | 2.2± 0.4 g/cm3[R04a] | | Hill radiusrH: | 1100 km [*D] |
other data, primary: | diameterdp: | 5.44± 0.21 km [*D] | | rotation periodRPp: | 3.839± 0.002h [R04a] | | amplitude in mag., rotationalΔM: | 0.125± 0.025 [R03a] | | pole directionΒ, λ: | ?,? |
other data, secondary: | diameterds: | 2.34± 0.11km [*D] | | diameter ratiods/dp: | 0.43± 0.01 [R04a] | | component mag. differenceΔM: | 1.83± 0.05 [*D] | | rotation periodRPs: | ? | |
|
--(3782) Celle --discovery and notes:
Primary discovered1986 Oct 03from Brorfelde, Denmarkby P. Jensen.Alternate designation(s):1986 TE, 1970 HD, 1972 YP, 1973 AV, 1978 NH2, 1982 OB, 1985 GR1.Linked to prediscovery observations from 1970 Apr 28.Permanent number assigned 1988 Apr 02.
Named 1992 Feb 18 for the city of Celle, Nidersachsen, Germany [MPC19693].
Companion discovered2001 Sep 18 by W. H. Ryan, E. V. Ryan, C. T. Martinez, and L. Stewartusinglightcurve observations from Vatican Advanced Technology Telescope.Announced2003 May 03 [R03a].
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
- Bowens-Rubin, Rachel & Henderson, Phoebe 2014, Minor Planet BulletinLightcurve Results for 899 Jokaste and 3782 Celle from Wallace Astrophysical Observatory
- Ryan, William & Ryan, E. V. 2007, Bulletin of the American Astronomical SocietyPhysical Characterization of the Vesta Family Asteroids
- Ryan, W. H., Ryan, E. V., & Martinez, C. T. 2004, Bulletin of the American Astronomical SocietyUnusual Lightcurves in the Vesta Family of Asteroids
- Bus, S. & Binzel, R. P. 2004, NASA Planetary Data System3782 Celle CCD Spectrum
- Ryan, W. H., Ryan, E. V., & Martinez, C. T. 2004, Planetary and Space Science3782 Celle: Discovery of a binary system within the Vesta family of asteroids
- Ryan, W. H., Ryan, E. V., Martinez, C. T., & Stewart, L. 2003, International Astronomical Union Circular(3782) Celle
©2003-2006, 2014by Wm. Robert Johnston.
Last modified21 September 2014.Return toHome. Return toAstronomy and Space. Return toAsteroids with Satellites.
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