☉

☉

See also: Ꙩ [U+A668 CYRILLIC CAPITAL LETTER MONOCULAR O], ꙩ [U+A669 CYRILLIC SMALL LETTER MONOCULAR O], ʘ [U+0298 LATIN LETTER BILABIAL CLICK], 𐍈 [U+10348 GOTHIC LETTER HWAIR], ⵙ [U+2D59 TIFINAGH LETTER YAS], ⊙ [U+2299 CIRCLED DOT OPERATOR], ⨀ [U+2A00 N-ARY CIRCLED DOT OPERATOR], and ◉ [U+25C9 FISHEYE]

☉ U+2609, ☉ SUN ← ☈ [U+2608] Miscellaneous Symbols ☊ → [U+260A]

Translingual

Etymology

The shield of the sun god Apollo, with a boss in the center. Medieval replacement of 🜚, the sun with a single ray, which in ancient times had replaced a sun orb surrounded by multiple rays.[1]

Symbol

☉

1. (astronomy, astrology) Sol, the Sun.

   a subscript to variables in mathematical equations, such as π_☉ (solar parallax)

   • 1803, Robert Patterson, The Papers of Thomas Jefferson, volume 40, Princeton University Press, published 2013, pages 71:

     Suppose the apparent angular distance of the sun & moon's nearest limbs [...] to be 110°.2′.30″ the app. alt of ☉'s lower limb measuring 20°.40′ and that of ☽'s lower limb 35°.24′

2. (astronomy) solar mass
3. (botany) annual[2]
4. (alchemy) (archaic) gold
5. (rare) Sunday (refers to the Latin phrase dies Solis, which literally means "Sun's day")
6. (philately) cancellation (ordinary post-office cancellation mark)
7. (chemistry) (obsolete) hydrogen (Daltonian symbol)

   Technically, this should be red: ☉. May also be typeset ⊙.

Synonyms

• (sun, daytime): ☼
• (sun, gold): 🜚 (obsolete)

Derived terms

1. M_☉ solar mass (as a unit of measurement for the masses of stars)
2. L_☉ solar luminosity (as a unit of measurement)
3. R_☉ solar radius (as a unit of measurement)
4. S_☉ solar constant (as a unit of measurement)

Related terms

• (Solar eclipse)

Planetary symbols
· · · – · – · · · · · · · · · · – · · – · · · · · · · ·

See also

• ⊙ (mathematics, computing)

References

1. Jones, Alexander (1999) Astronomical Papyri from Oxyrhynchus, →ISBN, pages 62–63
2. J. Lindley (1848) An introduction to botany‎, volume 2, 4 edition, London: Longman, Brown, Green and Longmans, page 385–386

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German

Symbol

☉

1. city center