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Asteroids with Satellites Database--Johnston's Archive
(523764) 2014 WC510
compiled by Wm. Robert Johnston
last updated9 October 2021--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:TNO, plutino
orbital data, primary (osculating elements)[JPL]: | semimajor axisa: | 39.2359 AU | | orbital periodP: | 245.768 yr
(= 89768.4 d) | | eccentricitye: | 0.247235 | | perihelion distanceq: | 29.53539 AU | | aphelion distanceQ: | 48.9364 AU | | inclinationi: | 19.541571° | | argument of perihelionω: | 289.1727° | | ascending nodeΩ: | 194.46407° | | mean anomalyM: | 342.9938° | | perihelion passageTP: | 2032 Jan 09.61 | | Epoch: | 2020 May 31 | | data arc: | 2011-2019(169 obs.) | | Earth MOID: | 28.6029 AU | | Jupiter Tisserand invariantTJ: | 5.148 | | Neptune Tisserand invariantTN: | 2.853 [*D] |
orbital data, secondary: | semimajor axisas: | 349± 26 km (separation) [L20a] | | separation/primary radiusas/rp: | 3.9 [*E] | | separation/Hill radiusas/rH: | 0.00087 [*E] | | orbital periodPs: | 0.87d [*E] | | eccentricityes: | ? | | normalized ang. mom.αL: | ? |
| other data, system (combined):| absolute mag.H: | 7.2[MPC]
7.2 ± 0.3 [L20a] | | slope parameterG: | (0.15) [*A] | | effective diameterdE: | 227± 23 km [L20a] | | geometric albedo: | 0.051± 0.017[L20a] | | color indexU-B: | ? | | color indexB-V: | ? | | taxonomic type: | ? | | massm: | ? | | densityρ: | (1 g/cm3) [*A] | | Hill radiusrH: | 400000 km [*E] |
other data, primary: | diameterdp: | 181± 16 km [L20a] | | rotation periodRPp: | ? | | amplitude in mag., rotationalΔM: | ? | | pole directionΒ, λ: | ?,? |
other data, secondary: | diameterds: | 138± 32km [L20a] | | diameter ratiods/dp: | 0.76± 0.19 [L20a] | | component mag. differenceΔM: | 0.60± 0.55 [*D] | | rotation periodRPs: | ? | |
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--(523764) 2014 WC510 --discovery and notes:
Primary discovered2011 Sep 08from Haleakala, Hawaii, USAby PanSTARRS 1 program.Permanent number assigned 2018 Sep 25.
Companion discovered2018 Dec 01 by R. Leiva, M. W. Buie, J. M. Keller, L. H. Wasserman, J. J. Kavelaars, T. Bridges, S. L. Haley, R. Strauss, E. Wilde, R. Weryk, P. Kervella, R. Baker, S. A. Bock, K. Conway, J. M. Cota Jr., J. J. Estes, M. L. Garcia, M. Kehrli, A. McCandless, K. McCandless, E. Self, C. Settlemire, D. J. Swanson, D. Thompson, and J. A. Wiseusingstellar occultation observations.Announced2020 Sep 28 [L20a].
--Links, more technical:
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--Links to ADS abstracts:
©2020, 2021by Wm. Robert Johnston.
Last modified9 October 2021Return toHome. Return toAstronomy and Space. Return toAsteroids with Satellites.
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