IC 4291 is an open cluster in Centaurus
IC 4291 (MWSC 2142) is an open cluster in the constellation Centaurus . It shines at magnitude 9.7 and spans 5.1′. It is a telescope object, 6 inches or larger, and it is highest in the evening sky in June.
Open cluster: a loose group of a few dozen to a few thousand young stars born together from one cloud of gas. They drift apart over a few hundred million years and lie in the disk of the Milky Way.
Finding IC 4291 from Hadar
Hadar
IC 4291
CENTAURUS
IC 4291 lies 3.7° southwest of Hadar , the magnitude 0.6 star. Three fingers held at arm's length cover about 5°.
IC 4291 is highest in the evening in June
JAN
FEB
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APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
60°N
JAN at 60°N: -68° high at 9 pm FEB at 60°N: -55° high at 9 pm MAR at 60°N: -45° high at 9 pm APR at 60°N: -37° high at 9 pm MAY at 60°N: -33° high at 9 pm JUN at 60°N: -33° high at 9 pm JUL at 60°N: -37° high at 9 pm AUG at 60°N: -45° high at 9 pm SEP at 60°N: -56° high at 9 pm OCT at 60°N: -68° high at 9 pm NOV at 60°N: -82° high at 9 pm DEC at 60°N: -83° high at 9 pm 50°N
JAN at 50°N: -63° high at 9 pm FEB at 50°N: -49° high at 9 pm MAR at 50°N: -37° high at 9 pm APR at 50°N: -28° high at 9 pm MAY at 50°N: -23° high at 9 pm JUN at 50°N: -23° high at 9 pm JUL at 50°N: -27° high at 9 pm AUG at 50°N: -37° high at 9 pm SEP at 50°N: -49° high at 9 pm OCT at 50°N: -63° high at 9 pm NOV at 50°N: -75° high at 9 pm DEC at 50°N: -76° high at 9 pm 40°N
JAN at 40°N: -55° high at 9 pm FEB at 40°N: -41° high at 9 pm MAR at 40°N: -29° high at 9 pm APR at 40°N: -19° high at 9 pm MAY at 40°N: -13° high at 9 pm JUN at 40°N: -13° high at 9 pm JUL at 40°N: -18° high at 9 pm AUG at 40°N: -28° high at 9 pm SEP at 40°N: -41° high at 9 pm OCT at 40°N: -55° high at 9 pm NOV at 40°N: -66° high at 9 pm DEC at 40°N: -66° high at 9 pm 30°N
JAN at 30°N: -47° high at 9 pm FEB at 30°N: -33° high at 9 pm MAR at 30°N: -20° high at 9 pm APR at 30°N: -9° high at 9 pm MAY at 30°N: -3° high at 9 pm JUN at 30°N: -3° high at 9 pm JUL at 30°N: -9° high at 9 pm AUG at 30°N: -19° high at 9 pm SEP at 30°N: -33° high at 9 pm OCT at 30°N: -47° high at 9 pm NOV at 30°N: -56° high at 9 pm DEC at 30°N: -57° high at 9 pm 20°N
JAN at 20°N: -38° high at 9 pm FEB at 20°N: -24° high at 9 pm MAR at 20°N: -12° high at 9 pm APR at 20°N: 0° high at 9 pm MAY at 20°N: 7° high at 9 pm JUN at 20°N: 7° high at 9 pm JUL at 20°N: 1° high at 9 pm AUG at 20°N: -11° high at 9 pm SEP at 20°N: -25° high at 9 pm OCT at 20°N: -38° high at 9 pm NOV at 20°N: -47° high at 9 pm DEC at 20°N: -47° high at 9 pm 10°N
JAN at 10°N: -29° high at 9 pm FEB at 10°N: -15° high at 9 pm MAR at 10°N: -3° high at 9 pm APR at 10°N: 10° high at 9 pm MAY at 10°N: 17° high at 9 pm JUN at 10°N: 17° high at 9 pm JUL at 10°N: 10° high at 9 pm AUG at 10°N: -2° high at 9 pm SEP at 10°N: -16° high at 9 pm OCT at 10°N: -28° high at 9 pm NOV at 10°N: -37° high at 9 pm DEC at 10°N: -37° high at 9 pm 0°
JAN at 0°: -19° high at 9 pm FEB at 0°: -7° high at 9 pm MAR at 0°: 6° high at 9 pm APR at 0°: 19° high at 9 pm MAY at 0°: 27° high at 9 pm JUN at 0°: 27° high at 9 pm JUL at 0°: 20° high at 9 pm AUG at 0°: 7° high at 9 pm SEP at 0°: -7° high at 9 pm OCT at 0°: -19° high at 9 pm NOV at 0°: -27° high at 9 pm DEC at 0°: -27° high at 9 pm 10°S
JAN at 10°S: -10° high at 9 pm FEB at 10°S: 2° high at 9 pm MAR at 10°S: 15° high at 9 pm APR at 10°S: 28° high at 9 pm MAY at 10°S: 37° high at 9 pm JUN at 10°S: 37° high at 9 pm JUL at 10°S: 29° high at 9 pm AUG at 10°S: 16° high at 9 pm SEP at 10°S: 2° high at 9 pm OCT at 10°S: -10° high at 9 pm NOV at 10°S: -17° high at 9 pm DEC at 10°S: -17° high at 9 pm 20°S
JAN at 20°S: -0° high at 9 pm FEB at 20°S: 11° high at 9 pm MAR at 20°S: 24° high at 9 pm APR at 20°S: 37° high at 9 pm MAY at 20°S: 46° high at 9 pm JUN at 20°S: 47° high at 9 pm JUL at 20°S: 38° high at 9 pm AUG at 20°S: 25° high at 9 pm SEP at 20°S: 11° high at 9 pm OCT at 20°S: -0° high at 9 pm NOV at 20°S: -7° high at 9 pm DEC at 20°S: -7° high at 9 pm 30°S
JAN at 30°S: 9° high at 9 pm FEB at 30°S: 20° high at 9 pm MAR at 30°S: 32° high at 9 pm APR at 30°S: 46° high at 9 pm MAY at 30°S: 56° high at 9 pm JUN at 30°S: 57° high at 9 pm JUL at 30°S: 47° high at 9 pm AUG at 30°S: 33° high at 9 pm SEP at 30°S: 20° high at 9 pm OCT at 30°S: 9° high at 9 pm NOV at 30°S: 3° high at 9 pm DEC at 30°S: 3° high at 9 pm 40°S
JAN at 40°S: 18° high at 9 pm FEB at 40°S: 29° high at 9 pm MAR at 40°S: 41° high at 9 pm APR at 40°S: 55° high at 9 pm MAY at 40°S: 66° high at 9 pm JUN at 40°S: 66° high at 9 pm JUL at 40°S: 56° high at 9 pm AUG at 40°S: 42° high at 9 pm SEP at 40°S: 28° high at 9 pm OCT at 40°S: 18° high at 9 pm NOV at 40°S: 13° high at 9 pm DEC at 40°S: 13° high at 9 pm
below horizon
low
20-40°
40-60°
overhead-ish
The chart gives its height above the horizon at 9 pm through the year, from 60°N to 40°S. It can be seen from the whole southern hemisphere and north to about 28°N, and never sets south of 28°S.
The distance to IC 4291 is not well measured
No reliable distance has been measured for it yet.
Objects within 6° of IC 4291
19 NGC and IC objects lie within 6°. The nearest that are brighter than magnitude 12.5 or have their own page:
NGC 5168, open cluster, 1.3° NGC 5281, open cluster, 1.4° NGC 5120, open cluster, 1.9° NGC 5316, open cluster, 2.0° NGC 5288, open cluster, 2.9° NGC 5138, open cluster, 3.3° NGC 5189 Spiral Planetary Nebula, planetary nebula, 3.9° NGC 5315, planetary nebula, 4.8°
IC 4291 catalog data
Field Value
Constellation Centaurus Designations IC 4291, MWSC 2142 Type open cluster Right ascension (J2000) 13h 36.9m Declination (J2000) -62° 06′ Magnitude 9.7 (B 10.0) Apparent size 5.1′ Radial velocity -28 km/s Best with Telescope Best month June Catalog page IC 4001 to 4500
