NGC 2031 is a globular cluster in Mensa
NGC 2031 (ESO 056-153) is a globular cluster in the constellation Mensa . It shines at magnitude 10.8 and spans 3.3′ × 2.8′. It is a telescope object, 6 inches or larger, and it is highest in the evening sky in January.
Globular cluster: a ball of 100,000 to a few million old stars packed into a sphere about 100 light-years across. About 160 orbit the Milky Way, most of them in the halo around its center.
Finding NGC 2031 from γ Hyi
γ Hyi
NGC 2031
MENSA
NGC 2031 lies 8.5° east of γ Hyi , the magnitude 3.3 star. A fist held at arm's length covers about 10°.
NGC 2031 is highest in the evening in January
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
60°N
JAN at 60°N: -41° high at 9 pm FEB at 60°N: -42° high at 9 pm MAR at 60°N: -45° high at 9 pm APR at 60°N: -51° high at 9 pm MAY at 60°N: -59° high at 9 pm JUN at 60°N: -69° high at 9 pm JUL at 60°N: -77° high at 9 pm AUG at 60°N: -77° high at 9 pm SEP at 60°N: -69° high at 9 pm OCT at 60°N: -59° high at 9 pm NOV at 60°N: -51° high at 9 pm DEC at 60°N: -45° high at 9 pm 50°N
JAN at 50°N: -31° high at 9 pm FEB at 50°N: -32° high at 9 pm MAR at 50°N: -35° high at 9 pm APR at 50°N: -42° high at 9 pm MAY at 50°N: -51° high at 9 pm JUN at 50°N: -61° high at 9 pm JUL at 50°N: -68° high at 9 pm AUG at 50°N: -68° high at 9 pm SEP at 50°N: -61° high at 9 pm OCT at 50°N: -51° high at 9 pm NOV at 50°N: -42° high at 9 pm DEC at 50°N: -35° high at 9 pm 40°N
JAN at 40°N: -21° high at 9 pm FEB at 40°N: -22° high at 9 pm MAR at 40°N: -25° high at 9 pm APR at 40°N: -33° high at 9 pm MAY at 40°N: -42° high at 9 pm JUN at 40°N: -52° high at 9 pm JUL at 40°N: -58° high at 9 pm AUG at 40°N: -58° high at 9 pm SEP at 40°N: -51° high at 9 pm OCT at 40°N: -42° high at 9 pm NOV at 40°N: -33° high at 9 pm DEC at 40°N: -25° high at 9 pm 30°N
JAN at 30°N: -11° high at 9 pm FEB at 30°N: -12° high at 9 pm MAR at 30°N: -16° high at 9 pm APR at 30°N: -24° high at 9 pm MAY at 30°N: -33° high at 9 pm JUN at 30°N: -42° high at 9 pm JUL at 30°N: -48° high at 9 pm AUG at 30°N: -48° high at 9 pm SEP at 30°N: -42° high at 9 pm OCT at 30°N: -33° high at 9 pm NOV at 30°N: -23° high at 9 pm DEC at 30°N: -16° high at 9 pm 20°N
JAN at 20°N: -1° high at 9 pm FEB at 20°N: -2° high at 9 pm MAR at 20°N: -6° high at 9 pm APR at 20°N: -14° high at 9 pm MAY at 20°N: -24° high at 9 pm JUN at 20°N: -33° high at 9 pm JUL at 20°N: -38° high at 9 pm AUG at 20°N: -38° high at 9 pm SEP at 20°N: -33° high at 9 pm OCT at 20°N: -24° high at 9 pm NOV at 20°N: -14° high at 9 pm DEC at 20°N: -6° high at 9 pm 10°N
JAN at 10°N: 8° high at 9 pm FEB at 10°N: 8° high at 9 pm MAR at 10°N: 4° high at 9 pm APR at 10°N: -5° high at 9 pm MAY at 10°N: -14° high at 9 pm JUN at 10°N: -23° high at 9 pm JUL at 10°N: -28° high at 9 pm AUG at 10°N: -28° high at 9 pm SEP at 10°N: -23° high at 9 pm OCT at 10°N: -14° high at 9 pm NOV at 10°N: -4° high at 9 pm DEC at 10°N: 4° high at 9 pm 0°
JAN at 0°: 18° high at 9 pm FEB at 0°: 18° high at 9 pm MAR at 0°: 13° high at 9 pm APR at 0°: 5° high at 9 pm MAY at 0°: -5° high at 9 pm JUN at 0°: -13° high at 9 pm JUL at 0°: -18° high at 9 pm AUG at 0°: -18° high at 9 pm SEP at 0°: -13° high at 9 pm OCT at 0°: -5° high at 9 pm NOV at 0°: 5° high at 9 pm DEC at 0°: 13° high at 9 pm 10°S
JAN at 10°S: 28° high at 9 pm FEB at 10°S: 28° high at 9 pm MAR at 10°S: 23° high at 9 pm APR at 10°S: 14° high at 9 pm MAY at 10°S: 5° high at 9 pm JUN at 10°S: -4° high at 9 pm JUL at 10°S: -8° high at 9 pm AUG at 10°S: -8° high at 9 pm SEP at 10°S: -3° high at 9 pm OCT at 10°S: 5° high at 9 pm NOV at 10°S: 15° high at 9 pm DEC at 10°S: 23° high at 9 pm 20°S
JAN at 20°S: 38° high at 9 pm FEB at 20°S: 38° high at 9 pm MAR at 20°S: 33° high at 9 pm APR at 20°S: 24° high at 9 pm MAY at 20°S: 14° high at 9 pm JUN at 20°S: 6° high at 9 pm JUL at 20°S: 2° high at 9 pm AUG at 20°S: 2° high at 9 pm SEP at 20°S: 6° high at 9 pm OCT at 20°S: 14° high at 9 pm NOV at 20°S: 24° high at 9 pm DEC at 20°S: 33° high at 9 pm 30°S
JAN at 30°S: 48° high at 9 pm FEB at 30°S: 48° high at 9 pm MAR at 30°S: 42° high at 9 pm APR at 30°S: 33° high at 9 pm MAY at 30°S: 24° high at 9 pm JUN at 30°S: 16° high at 9 pm JUL at 30°S: 12° high at 9 pm AUG at 30°S: 12° high at 9 pm SEP at 30°S: 16° high at 9 pm OCT at 30°S: 24° high at 9 pm NOV at 30°S: 33° high at 9 pm DEC at 30°S: 42° high at 9 pm 40°S
JAN at 40°S: 58° high at 9 pm FEB at 40°S: 58° high at 9 pm MAR at 40°S: 52° high at 9 pm APR at 40°S: 42° high at 9 pm MAY at 40°S: 33° high at 9 pm JUN at 40°S: 26° high at 9 pm JUL at 40°S: 22° high at 9 pm AUG at 40°S: 22° high at 9 pm SEP at 40°S: 26° high at 9 pm OCT at 40°S: 33° high at 9 pm NOV at 40°S: 43° high at 9 pm DEC at 40°S: 52° 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 19°N, and never sets south of 19°S.
The distance to NGC 2031 is not well measured
No reliable distance has been measured for it yet.
Objects within 6° of NGC 2031
331 NGC and IC objects lie within 6°. The nearest that are brighter than magnitude 12.5 or have their own page:
NGC 2051, open cluster, 12′ NGC 2018, H II region, 12′ NGC 2010, open cluster, 18′ NGC 2056, open cluster, 24′ NGC 2038, open cluster, 26′ NGC 2075, cluster with nebula, 29′ NGC 1987, globular cluster, 35′ NGC 2103, H II region, 44′
NGC 2031 catalog data
Field Value
Constellation Mensa Designations NGC 2031, ESO 056-153 Type globular cluster Right ascension (J2000) 05h 33.7m Declination (J2000) -70° 59′ Magnitude 10.8 (B 11.0) Apparent size 3.3′ × 2.8′ Position angle 150° Best with Telescope Best month January Catalog page NGC 2001 to 2500
