(1727) Mette

Asteroids with Satellites Database--Johnston's Archive

(1727) Mette

compiled by Wm. Robert Johnston
last updated 29 May 2019

--Orbital and physical data--

(See this page for definitions of quantities; source codes in brackets, see this link for full references; *A, *D, and *E indicate assumed, derived, and estimated values, respectively.)

dynamical type, primary: Mars crossing asteroid, Hungaria
orbital data, primary (osculating elements) [JPL] :
semimajor axis a: 1.854222431 AU
orbital period P: 2.524939334 yr
(= 922.2340919 d)
eccentricity e: 0.101729224
perihelion distance q: 1.665593821 AU
aphelion distance Q: 2.04285104 AU
inclination i: 22.89694924°
argument of perihelion ω: 313.0125507°
ascending node Ω: 133.0451175°
mean anomaly M: 214.2961298°
perihelion passage T_P: 2015 May 31.25854
Epoch: 2014 May 23
data arc: 1955-2014 (1275 obs.)
Earth MOID: 0.716985 AU
Jupiter Tisserand invariant T_J: 3.9

orbital data, secondary:

semimajor axis a_s: 11 km [*E]
separation/primary radius a_s/r_p: 4.1 [*E]
separation/Hill radius a_s/r_H: 0.016 [*E]
orbital period P_s: 0.8746 ± 0.0008 d [W13h]
eccentricity e_s: ?
normalized ang. mom. α_L: ?

other data, system (combined):

absolute mag. H: 12.5 [MPC]
slope parameter G: (0.15) [*A]
effective diameter d_E: 5.44 km [A17c]
geometric albedo: 0.544 [*A17]
color index U-B: ?
color index B-V: ?
taxonomic type: S (Tholen) [JPL]
mass m: ?
density ρ: (1.6 g/cm³) [*A]
Hill radius r_H: 700 km [*E]
other data, primary:

diameter d_p: 5.32 km [*D]
rotation period RP_p: 2.98109 ± 0.00007 h [W13h]
amplitude in mag., rotational ΔM: 0.33 ± 0.01 [W13h]
pole direction Β, λ: ? , ?

other data, secondary:

diameter d_s: 1.12 km [*D]
diameter ratio d_s/d_p: 0.21 ± 0.02 [W13h]
component mag. difference ΔM: 3.39 ± 0.21 [*D]
rotation period RP_s: ?

-- (1727) Mette --discovery and notes:

Primary discovered 1965 Jan 25 from Bloemfontein, South Africa by A. D. Andrews. Alternate designation(s): 1965 BA, 1955 DC. Linked to prediscovery observations from 1955 Feb 23. Permanent number assigned -.

Named 1980 Feb 01 for Mette Andrews [MPC005183].

Companion discovered 2013 Jan 17 using lightcurve observations. Announced 2013 Feb 05.

--Links, more technical:

1727 Mette

--Links, less technical:

--Links to ADS abstracts:

Warner, Brian D. & Stephens, Robert D. 2013, Minor Planet Bulletin 1727 Mette: A New Hungaria Binary
Han, Xianming L., Liu, W., Sun, L., Gao, S., Shi, J., Wang, S., Pan, X., Jiang, P., Zhou, H., Li, B., & Zhao, H. 2013, American Astronomical Society Meeting Abstracts Asteroid Rotation Studies
Warner, B. D., Stephens, R. D., & Harris, A. W. 2013, Central Bureau Electronic Telegrams (1727) Mette
Warner, Brian D. 2011, Minor Planet Bulletin Asteroid Lightcurve Analysis at the Palmer Divide Observatory: 2011 March - July
Gandolfi, D., Cigna, M., Fulvio, D., & Blanco, C. 2009, Planetary and Space Science CCD and photon-counting photometric observations of asteroids carried out at Padova and Catania observatories
Prokof'eva, V. V., Demchik, M. I., Karachkina, L. G., & Pavlenko, E. P. 1992, Astronomicheskii Vestnik Asteroid photometry and colorimetry using a digital TV system
Prokof'eva, V. V., Demchik, M. I., & Golub', A. I. 1992, Astronomicheskii Vestnik Experience with TV photometry of asteroids - The light curve of the asteroid 1727 Mette
Prokof'eva, V. V., Demchik, M. I., & Golub', A. I. 1992, Solar System Research TV photometry of asteroids: brightness curve of asteroid 1727 Mette.
Wisniewski, W. Z. & McMillan, R. S. 1987, The Astronomical Journal Differential CCD photometry of faint asteroids in crowded star fields and nonphotometric sky conditions

© 2013-2014, 2019 by Wm. Robert Johnston.
Last modified 29 May 2019.
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