(702) Alauda and S/2007 (702) 1

(702) Alauda and S/2007 (702) 1
compiled by Wm. Robert Johnston
last updated 15 August 2007

Orbital elements and other data (Assumed or derived values in parenthesis, my estimates in italics and parenthesis. Source identifications in brackets, see this link for sources):

orbital data, primary (osculating elements) [JPL]:

semimajor axis a:	3.19235834 AU
orbital period P:	5.70 y (=2083.36747 d)
eccentricity e:	0.02225503
perihelion distance q:	3.1213123 AU
aphelion distance Q:	3.26340437 AU
inclination i:	20.611544°
argument of perihelion omega:	352.4506°
ascending node OMEGA:	289.96636°
mean anomaly M:	12.19288°
perihelion passage TP:	2007-01-29.438
Epoch:	10 APR 2007
data arc:	1910-2007 (726 obs.)

orbital data, secondary:

semimajor axis a: ?
semimajor axis/primary radius a/Rp: ?
orbital period P: ?
eccentricity e: ?

other data, primary:

diameter:	194.7 ± 3.2 km [IRAS]
absolute magnitude H:	7.25 [JPL]
rotation period:	8.36 h [JPL]
amplitude delta M:	?
color index B-V:	0.665 ± 0.022 [JPL]
color index U-B:	0.316 ± 0.014 [JPL]
color index V-R:	?
color index R-I:	?
slope parameter G:	(0.15) assumed
geometric albedo:	?
mass:	?
density:	?
type:	?

other data, secondary:

diameter: ?
diameter ratio Ds/Dp: ?
component magnitude difference: ?
rotation period: ?

--(702) Alauda--discovery and notes:

Primary discovered 16 July 1910 by J. Helffrich from Heidelberg. Alternate designation 1910 KQ.

Companion reported 2 August 2007.

--Links, more technical:

CBET 1016.

--Links, less technical:

--Links to ADS abstracts:

Rojo, P. & Margot, J. L. 2007, Central Bureau Electronic Telegrams S/2007 (702) 1
Fauerbach, Michael & Bennett, Thomas 2005, Minor Planet Bulletin Photometric lightcurve observations of 125 Liberatrix, 218 Bianca, 423 Diotima, 702 Alauda, 1963 Bezovec, and (5849) 1990 HF1
Bus, S. & Binzel, R. P. 2004, NASA Planetary Data System, EAR-A-I0028-4-SBN0001/SMASSII-V1.0:702ALAUDA01 702 Alauda CCD Spectrum
Scardia, M., Ghiringhelli, D., & Debehogne, H. 1993, Astronomische Nachrichten Revised orbital elements of minor planets
Pfleiderer, J., Pfleiderer, M., & Hanslmeier, A. 1987, Astronomy and Astrophysics Supplement Series Photoelectric five-colour photometry of the asteroids 16 Psyche, 201 Penelope and 702 Alauda
di Martino, M., Zappala, V., de Campos, J. A., Debehogne, H., & Lagerkvist, C.-I. 1987, Astronomy and Astrophysics Supplement Series Rotational properties and lightcurves of the minor planets 94, 107, 197, 201, 360, 451, 511 and 702
Renaux, J. 1922, Journal des Observateurs Eléments de la planète 702 [1910 KQ]

© 2007 by Wm. Robert Johnston.
Last modified 15 August 2007.
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