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IC 2498

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IC 2498
Sloan Digital Sky Survey image of spiral galaxy IC 2498
Observation data (J2000 epoch)
ConstellationLeo
Right ascension09h 41m 21.93s
Declination+28° 06′ 52.12″
Redshift0.033006
Heliocentric radial velocity9,895 km/s
Distance469 Mly (143.7 Mpc)
Apparent magnitude (V)15.1
Characteristics
TypeSb
Apparent size (V)0.94 x 0.34 arcmin
Other designations
CGCG 152-049, 2MASX J09412191+2806518, AGC 190436, NSA 085284, PGC 27668, 2MASS J09412193+2806519, SDSS J09412193+280652.0, UZC J094121.9+280652, LEDA 27668

IC 2498 known as PGC 27668, is a type Sb[1] barred spiral galaxy located in constellation Leo.[2][3] It is located 469 million light-years away from the Solar System[4] and was discovered by Stephane Javelle on April 30, 1896.[5]

Supernova

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One supernova has been discovered in IC 2498 so far: SN 2022eaf.

SN 2022eaf

SN 2022eaf was discovered on March 2, 2022[6] by a team of astronomers, J. Tonry, L. Dennau, H. Weiland from University of Hawaii, A. Heinze, B. Stalder from LSST, A. Rest from STScl, C, Stubbs from Harvard University along with other colleagues from Queen's University Belfast, Stockholm and ESO,[7] on the behalf of ATLAS program (Asteroid Terrestrial-Impact Last Alert System).[8] SN 2022eaf had a magnitude of 19.1, and a right ascension of (09h 41m 21s.597) with declination of (28 degrees 06' 38".24).[6] The supernova had a redshift of 0.033006 and was classified as Type Ia.[9]

References

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  1. ^ "HyperLeda -object description". atlas.obs-hp.fr. Retrieved 2024-05-06.
  2. ^ "IC 2498 - Galaxy - WIKISKY". wikisky.org. Retrieved 2024-05-06.
  3. ^ Ford, Dominic. "IC2498 (Galaxy)". In-The-Sky.org. Retrieved 2024-05-06.
  4. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2024-05-06.
  5. ^ "Index Catalog Objects: IC 2450 - 2499". cseligman.com. Retrieved 2024-05-06.
  6. ^ a b "Bright Supernovae - 2022". www.rochesterastronomy.org. Retrieved 2024-05-06.
  7. ^ "Discovery certificate for object 2022eaf | Transient Name Server". www.wis-tns.org. Retrieved 2024-05-06.
  8. ^ "ATLAS - The ATLAS Project". atlas.fallingstar.com. Retrieved 2024-05-06.
  9. ^ "SN 2022eaf | Transient Name Server". www.wis-tns.org. Retrieved 2024-05-06.