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teknopedia

teknopedia

teknopedia

teknopedia

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teknopedia
url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url url 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url url
  2. Weltenzyklopädie
  3. ان‌جی‌سی ۷۸۱۲ - ویکی‌پدیا، دانشنامهٔ آزاد
ان‌جی‌سی ۷۸۱۲ - ویکی‌پدیا، دانشنامهٔ آزاد
از ویکی‌پدیا، دانشنامهٔ آزاد
ان‌جی‌سی ۷۸۱۲
اطلاعات رصدی (مبدأ مبدا)
صورت فلکیسنگتراش
بُعد00h 02m 54.460s[۱]
مِیل‏ 08.40″ 14′ ‎−34°[۱]
انتقال به سرخ0.022799[۲]
سرعت شعاعی۶۷۵۷ ± 19 km/s[۲]
فاصله۳۱۴٫۲ ± ۲۲٫۰ مگا سال نوری (۹۶٫۳۳ ± ۶٫۷۶ مگاپارسک)[۳]
قدر ظاهری (B)13.99[۴]
ویژگی‌ها
گونهSAB(rs)b:[۳]
نام‌های دیگر
MCG-06-01-016، PGC 195[۲]

ان‌جی‌سی ۷۸۱۲ (انگلیسی: NGC 7812) یک کهکشان مارپیچی میانی در صورت فلکی سنگتراش است.[۵] این کهکشان در ۲۵ سپتامبر ۱۸۶۵ توسط جان هرشل کشف شد. پهنای آن تقریباً ۱۰۰ هزار سال نوری (۳۰۶۶۰ پارسک) است و ۳۱۵ میلیون سال نوری از زمین فاصله دارد.[۶]

منابع

  1. ↑ ۱٫۰ ۱٫۱ Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W.; Chester, Thomas; Elias, Jonathan H.; Huchra, John P.; Liebert, James W.; Lonsdale, Carol J.; Monet, David G.; Price, Stephan; Seitzer, Patrick; Jarrett, Thomas H.; Kirkpatrick, J. Davy; Gizis, John E.; Howard, Elizabeth V.; Evans, Tracey E.; Fowler, John W.; Fullmer, Linda; Hurt, Robert L.; Light, Robert M.; Kopan, Eugene L.; Marsh, Kenneth A.; McCallon, Howard L.; Tam, Robert; Van Dyk, Schuyler D.; Wheelock, Sherry L. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708. ISSN 0004-6256. S2CID 18913331.
  2. ↑ ۲٫۰ ۲٫۱ ۲٫۲ "NGC 7812". سیمباد. Centre de données astronomiques de Strasbourg. Retrieved 2021-02-21.
  3. ↑ ۳٫۰ ۳٫۱ "Results for object NGC 7812 (NGC 7812)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-02-21.
  4. ↑ "Search specification: NGC 7812". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2021-02-21.
  5. ↑ "NGC 7812 Facts". Universe Guide (به انگلیسی). Retrieved 2019-12-11.
  6. ↑ "New General Catalog Objects: NGC 7800 - 7840". cseligman.com. Retrieved 2019-12-10.

پیوند به بیرون

در ویکی‌انبار پرونده‌هایی دربارهٔ ان‌جی‌سی ۷۸۱۲ موجود است.
آیکون خرد

این یک مقالهٔ خرد اخترشناسی است. می‌توانید با گسترش آن به ویکی‌پدیا کمک کنید.


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