IC 2498 - Misplaced Pages

Galaxy in the constellation Leo

IC 2498
Sloan Digital Sky Survey image of spiral galaxy IC 2498
Observation data (J2000 epoch)
Constellation	Leo
Right ascension	09 41 21.93
Declination	+28° 06′ 52.12″
Redshift	0.033006
Heliocentric radial velocity	9,895 km/s
Distance	469 Mly (143.7 Mpc)
Apparent magnitude (V)	15.1
Characteristics
Type	Sb
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 barred spiral galaxy located in constellation Leo. It is located 469 million light-years away from the Solar System and was discovered by Stephane Javelle on April 30, 1896.

Supernova

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

SN 2022eaf

SN 2022eaf was discovered on March 2, 2022 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, on the behalf of ATLAS program (Asteroid Terrestrial-Impact Last Alert System). 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). The supernova had a redshift of 0.033006 and was classified as Type Ia.

References

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

Constellation of Leo

Stars

Bayer	α (Regulus) β (Denebola) γ (Algieba) δ (Zosma) ε (Algenubi) ζ (Adhafera) η θ (Chertan) ι κ (Al Minliar al Asad) λ (Alterf) μ (Rasalas) ν ξ ο (Subra) π ρ σ τ υ φ χ ψ ω
Flamsteed	3 6 (h) 7 8 9 10 11 12 13 15 (f) 18 19 20 21 22 (g) 23 26 31 (A) 33 34 35 37 39 40 42 43 44 45 46 48 49 50 51 (m) 52 (k) 53 (l) 54 55 56 57 58 (d) 59 (c) 60 (b) 61 (p) 62 (p) 64 65 (p) 66 67 69 (p) 71 72 73 (n) 75 76 79 80 81 82 83 85 86 87 (e) 88 89 90 92 93 95 (o) 6 LMi 18 LMi 49 LMi 52 LMi
Variable	R AD CN CW DP EE
HR	4253 (p) 4459 (Formosa)
HD	81040 88133 89307 96063 (Dingolay) 97658 99109 (Shama) 100777 (Sagarmatha) 102272
Other	BD+20 2457 Gliese 408 Gliese 436 (Noquisi) GJ 3685 HVS 7 K2-3 K2-18 2MASSI J0937347+293142 2MASS J10475385+2124234 MACS J1149 Lensed Star 1 PSR B0943+10 PSR B0950+08 SDSS J102915+172927

Exoplanets	γ Leonis b μ Leonis b υ Leonis b DP Leonis b Gliese 436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c

Galaxies

Messier	65 66 95 96 105
NGC	2903 2906 2911 2964 3041 3048 3049 3177 3185 3187 3190 3193 3226 3227 3239 3274 3301 3357 3362 3367 3370 3377 3384 3412 3426 3447 3455 3489 3501 3506 3521 3524 3535 3593 3596 3598 3599 3602 3605 3607 3608 3628 3632 3640 3646 3647 3664 3666 3678 3686 3697 3705 3710 3758 3799 3800 3801 3805 3806 3810 3816 3821 3837 3840 3841 3842 3844 3845 3851 3857 3859 3860 3861 3862 3864 3867 3868 3873 3875 3883 3884 3886 3900 3902 3908 3925 3937 3947 3954 4005
Numbered	I II III IV V
Other	Cosmic Horseshoe IC 2498 IC 2628 IRAS 10565+2448 J1000+1242 Leo P Leo T PSO J172.3556+18.7734 UGC 6614 UGC 6697