Rahul Sharma

631 Philippina

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Discovered by  August Kopff
Alternative names  1907 YJ
Aphelion  3.0226 AU (452.17 Gm)
Discovered  21 March 1907
Orbits  Sun
Asteroid group  Asteroid belt
Discovery date  21 March 1907
Observation arc  109.08 yr (39842 d)
Perihelion  2.5641 AU (383.58 Gm)
Inclination  18.917°
Discoverer  August Kopff
631 Philippina httpsuploadwikimediaorgwikipediacommonsthu
Discovery site  Heidelberg-Königstuhl State Observatory
Similar  625 Xenia, 528 Rezia, 509 Iolanda, 679 Pax, 540 Rosamunde

631 Philippina is a minor planet orbiting the Sun that was discovered by German astronomer August Kopff on March 21, 1907.

Photometric of this asteroid made in 1981 gave a light curve with a period of 5.92 ± 0.01 hours with a brightness variation of 0.20 in magnitude. In 2007 lightcurve data showed that it rotates every 5.899 ± 0.001 hours.

References

631 Philippina Wikipedia


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