25 Canum Venaticorum

25 Canum Venaticorum
Observation data Epoch J2000.0 Equinox J2000.0
Constellation	Canes Venatici
Right ascension	13^h 37^m 27.6^s
Declination	+36° 17′ 42″
Apparent magnitude (V)	+4.82
Distance	192 ± 8 ly (59 ± 2 pc)
Spectral type	A7III+F0V
Other designations
HR 5127, HD 118623, BD+37° 2433, HIP 66458, SAO 63648, GC 18421, ADS 8974, CCDM 13375+3617

25 Canum Venaticorum is a binary star in the constellation Canes Venatici. It has a combined apparent magnitude of +4.82 and is approximately 192 light years from Earth.

The primary component, 25 Canum Venaticorum A, is a white A-type giant with an apparent magnitude of +5.01. The companion, 25 Canum Venaticorum B, is a yellow-white F-type main sequence dwarf with an apparent magnitude of +6.91. The two stars are separated by 1.8 arcseconds on the sky and have an orbital period of 220 years.

Canes Venatici constellation

Stars (list)

Bayer	α (Cor Caroli) β (Chara)
Flamsteed	2 3 4 5 6 7 9 10 11 14 15 16 17 18 19 20 21 23 24 25
Variable	R V W Y (La Superba) Z RS ST TT TU TX UX UZ VZ AM AW AX BH BI BL BM CL DD DG DT
HR	4783 4784 4843 4904 4919 4945 4964 4997 5022 5025 5045 5067 5077 5083 5096 5108 5143 5145 5160 5161 5179 5180 5186 5195 5204 5215 5229 5245 5271
HD	107610 109995 111572 114975 115444 121197
Gliese	Gliese 490 Gliese 521 GJ 3789 GJ 3801
Other	GD 154 HAT-P-12 HAT-P-36

Star clusters

Globular	Messier 3

Galaxies

Messier	51 (Whirlpool Galaxy) 63 94 106
NGC	4109 4111 4117 4118 4135 4137 4138 4143 4145 4145A 4148 4151 4156 4163 4183 4187 4187B 4187C 4190 4214 4217 4218 4220 4226 4227 4229 4231 4232 4242 4244 4248 4288 4288A 4346 4369 4381 4389 4392 4395 4399 4400 4401 4449 4460 4485 4490 4509 4534 4542 4583 4617 4618 4619 4625 4627 4631 4655 4656 4657 4662 4687 4704 4707 4711 4719 4737 4741 4774 4800 4834 4837 4846 4861 4868 4870 4893 4901 4914 4917 4932 4938 4956 4959 4963 4985 4986 4987 4998 5002 5003 5005 5009 5014 5021 5023 5025 5029 5033 5040 5074 5083 5093 5096 5098A 5098B 5103 5107 5112 5117 5123 5127 5131 5141 5142 5143 5145 5149 5154 5157 5166 5166B 5169 5173 5187 5195 5198 5199 5214 5214A 5223 5225 5228 5229 5233 5238 5240 5243 5259 5263 5265 5267 5271 5273 5274 5275 5276 5277 5280 5282 5287 5289 5290 5296 5297 5301 5303 5303B 5305 5311 5312 5313 5318 5319 5320 5321 5325 5325B 5326 5336 5337 5341 5346 5347 5349 5350 5351 5352 5353 5354 5355 5358 5361 5362 5371 5377 5378 5380 5383 5396 5399 5401 5403 5406 5407 5410 5421A 5421B 5433 5439 5440 5441 5444 5445
Other	B2 1225+317 3C 268.4 3C 270.1 3C 280 3C 280.1 3C 285 3C 286 3C 288 3C 293 3C 294 Canes Venatici I Canes Venatici II DDO 125 DDO 169 IC 883 IC 4182 KPG 404 (NGC 5394/5395) Markarian 59 UGCA 292 I Zw 36

Galaxy
clusters

Abell 1758
Abell 1763
Canes II Group
CL J1226+3332
M51 Group
M94 Group
NGC 4631 Group

Other

Giant Void
GRB 060206
SN 1937C
SN 1985F
SN 1994I
SN 2005cs
SN 2008ax

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