IC 4617
E918814
IC 4617 is a faint, distant spiral galaxy in the constellation Hercules, often noted in amateur astronomy because it appears in the same field of view as the bright globular cluster Messier 13.
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
galaxy
ⓘ
spiral galaxy ⓘ |
| angularSize | ~0.7′ × 0.3′ ⓘ |
| apparentMagnitude | faint ⓘ |
| apparentMagnitudeV | ~15.2 ⓘ |
| appearance | elongated, edge-on or highly inclined spiral ⓘ |
| catalog |
IC
ⓘ
Index Catalogue NERFINISHED ⓘ |
| catalogDesignation | IC 4617 NERFINISHED ⓘ |
| constellation | Hercules NERFINISHED ⓘ |
| coordinateSystem | equatorial ⓘ |
| declination | +36° 28′ (approx) ⓘ |
| discoveryCatalog | Second Index Catalogue (IC II) NERFINISHED ⓘ |
| discoveryMethod | photographic survey ⓘ |
| distance |
~150 Mpc
ⓘ
~490 million light-years ⓘ |
| environment | field galaxy (not in a rich nearby cluster) ⓘ |
| epoch | J2000 ⓘ |
| galacticLatitude | +40° (approx) ⓘ |
| galacticLongitude | 59° (approx) ⓘ |
| hostConstellationType | northern constellation ⓘ |
| hostEnvironment | background galaxy behind the Milky Way halo in direction of Hercules ⓘ |
| locatedIn |
Hercules constellation region of the sky
NERFINISHED
ⓘ
observable universe ⓘ |
| morphologicalType | Sc ⓘ |
| nearObject |
Messier 13
NERFINISHED
ⓘ
NGC 6205 NERFINISHED ⓘ |
| notableFor | proximity in the sky to globular cluster M13 ⓘ |
| observedBy |
amateur astronomers
ⓘ
professional observatories ⓘ |
| observingInterest | appears in same field as M13 for amateur observers ⓘ |
| orientation | high inclination to line of sight ⓘ |
| photographicMagnitude | ~15 ⓘ |
| positionRelativeToM13 | very close in the same telescopic field ⓘ |
| radialVelocity | ~10800 km/s ⓘ |
| redshift | ~0.036 ⓘ |
| rightAscension | 16h 41m (approx) ⓘ |
| skyLocation | northern celestial hemisphere ⓘ |
| spectralFeature | shows redshifted spectral lines typical of distant galaxies ⓘ |
| structure |
disk galaxy
ⓘ
spiral arms ⓘ |
| surfaceBrightness | very low ⓘ |
| visibility | requires medium to large amateur telescopes ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.