| 词条 | 708 Raphaela |
| 释义 |
| minorplanet= yes | image= 708Raphaela (Lightcurve Inversion).png | image_size = 250 | caption= A three-dimensional model of 708 Raphaela based on its light curve. | background= #D6D6D6 | name= 708 Raphaela | mpc_name= (708) Raphaela | alt_names= 1911 LJ | discoverer= J. Helffrich | discovered= 3 February 1911 | discovery_site= Heidelberg | epoch= 31 July 2016 (JD 2457600.5) | eccentricity= 0.086818 | semimajor= {{Convert|2.6705|AU|Gm|abbr=on}} | perihelion= {{Convert|2.4387|AU|Gm|abbr=on}} | aphelion= {{Convert|2.9024|AU|Gm|abbr=on|lk=on}} | period= 4.36 yr (1594.0 d) | inclination= 3.4910° | asc_node= 355.202° | arg_peri= 197.104° | mean_anomaly= 9.02998° | mean_motion= {{Deg2DMS|0.22584|sup=ms}} / day | orbit_ref= | observation_arc= 123.34 yr (45049 d) | uncertainty= 0 | abs_magnitude= 10.61 | rotation= {{val|20.918|0.005|ul=h}} | albedo= {{val|0.2193|0.034}} | mean_radius= {{val|10.715|0.75}} km | moid= {{Convert|1.43803|AU|Gm|abbr=on}} | jupiter_moid= {{Convert|2.06007|AU|Gm|abbr=on}} | tisserand= 3.373 }} 708 Raphaela is a minor planet orbiting the Sun. Observations performed at the Palmer Divide Observatory in Colorado Springs, Colorado during 2007 produced a light curve with a period of 20.918 hours with a brightness amplitude of 0.45 ± 0.02 in magnitude.[2] References1. ^1 {{Citation | first1 = Brian D. | last1 = Warner | title = Asteroid Lightcurve Analysis at the Palmer Divide Observatory | work = The Minor Planet Bulletin |date=September 2007 | bibcode = 2007MPBu...34...72W | postscript= .}} [1]}} External links
6 : Background asteroids|Discoveries by Joseph Helffrich|Minor planets named for people|Named minor planets|S-type asteroids (Tholen)|Astronomical objects discovered in 1911 |
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