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Iota Crateris
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Star Iota Crateris

Binary star Iota Crateris is located 88 light years away from the Sun. It consists of a yellow-white star and a red dwarf. For now, there are no known exoplanets in this star system.
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Nearby stars catalogue
Sun distance
88 light years

Iota Crateris A

Yellow-White star, High proper motion star
Spectral class: F6.5V

Location +

Ascension iconRight ascension: 11h 38m 40.125s
Declination iconDeclination: -13° 12' 4.976'' (equatorial region)
Parallax iconParallax: 37.245
Distance iconSun distance: 87.570 ly | 26.8 pc
Star position
The position of a star tells us where it appears in the sky, similar to how we use coordinates like latitude and longitude on Earth. In astronomy, the three main coordinates are right ascension, declination and distance. .. icon More about Star position in StellarGuide

Basic characteristic

icon weight
Mass: 119 % M Sun
| 1247 M Jupiter
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Star mass
Mass of the star Iota Crateris A is 1.19 solar masses.

The mass of a star is the total amount of matter it contains. It is one of the most important properties of a star, as it determines almost everything about how the star lives, changes, and dies. In astronomy, star mass is usually measured in solar masses (M☉) — where 1 solar mass is equal to the mass of our Sun... icon More about Star mass in StellarGuide
radius icon
Size: 120 % R Sun
| 12.2 R Jupiter
(estimate)
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Star size
Radius of the star Iota Crateris A is not known. Its estimated value based on other similar stars is about 120 % solar radii.

The size of a star refers to its radius — the distance from its center to its surface. Star size is usually measured in solar radii (R☉), where 1 solar radius equals approximately 696,000 kilometers. Depending on their type and life stage, stars can be much smaller or larger than the Sun... icon More about Star size in StellarGuide
temperature icon
Temperature: 6230 K | 1.08 T Sun
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Star temperature
Surface temperature of Iota Crateris A is 6230 K, which is 108 % of the temperature on the surface of the Sun.

The temperature of a star refers to the temperature at its surface, also called the photosphere. It is measured in kelvins (K), the standard unit for temperature in astronomy. A star’s temperature tells us a lot about its physical properties and where it stands in its evolutionary stage... icon More about Star temperature in StellarGuide
time icon
Age: 4.45 billions years | 0.97 Sun
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Star age
Star Iota Crateris A is 4.45 billion years old, which is about 0.97 of the Sun's age.

The age of a star tells us how long it has been shining since it formed. Knowing a star’s age helps astronomers understand its life stage, how it has changed over time, and what will happen to it in the future... icon More about Star age in StellarGuide

Photometry

Magnitude iconApparent magnitude (V): 5.5
Magnitude iconAbsolute magnitude (V): 3.3
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).
5
10
15
20
25
30
35
K
2.1
H
1.6
J
1.2
Grp
0.8
I
0.8
G
0.6
V
0.5
Gbp
0.5
B
0.4
U
0.3

Iota Crateris B

Red dwarf, , High proper motion star

Location +

Distance iconDistance from the primary: 25 AU

Basic characteristic

icon weight
Mass: 90 % M Sun
| 911.4 M Jupiter
 (estimate)
+
Star mass
The mass of the star Iota Crateris B is unknown. Based on its other characteristics, it is estimated to be about 90 % of the Sun's mass.

The mass of a star is the total amount of matter it contains. It is one of the most important properties of a star, as it determines almost everything about how the star lives, changes, and dies. In astronomy, star mass is usually measured in solar masses (M☉) — where 1 solar mass is equal to the mass of our Sun... icon More about Star mass in StellarGuide
radius icon
Size: 180 % R Sun
| 17.9 R Jupiter
(estimate)
+
Star size
Radius of the star Iota Crateris B is not known. Its estimated value based on other similar stars is about 180 % solar radii.

The size of a star refers to its radius — the distance from its center to its surface. Star size is usually measured in solar radii (R☉), where 1 solar radius equals approximately 696,000 kilometers. Depending on their type and life stage, stars can be much smaller or larger than the Sun... icon More about Star size in StellarGuide
temperature iconTemperature: 4000 K
 (estimate)
+
Star temperature
Surface temperature of Iota Crateris B is estimated to be 3983 K, which is 69 % of the temperature on the surface of the Sun.

The temperature of a star refers to the temperature at its surface, also called the photosphere. It is measured in kelvins (K), the standard unit for temperature in astronomy. A star’s temperature tells us a lot about its physical properties and where it stands in its evolutionary stage... icon More about Star temperature in StellarGuide

Photometry

Magnitude iconApparent magnitude (V): 11
Magnitude iconAbsolute magnitude (V): 8.9
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).
5
10
15
20
25
30
35
K
2.1
H
1.6
J
1.2
Grp
0.8
I
0.8
G
0.6
V
0.5
Gbp
0.5
B
0.4
U
0.3
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Iota Crateris system structure

Iota Crateris A
Iota Crateris B 25 AU

More about Iota Crateris

       Iota Crateris can be found in southern celestial hemisphere, and it is possible to see it with naked eye. The star is also observable from Northern America, Europe and Asia. 
Other designations of this star
iot Crt, ι Crt, 24 Crateris, BD−12° 3466, GJ 3677, Gliese 3677, HD 101198, HIP 56802, HR 4488, SAO 156802, WDS J11387-1312A, Gaia DR3 3585098090614578688
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Frequently Asked Questions

How far is the Iota Crateris system from the Sun?

The Iota Crateris system is 88 light years or 26.8 parsecs from the Sun.

What galaxy is the Iota Crateris star in?

The Iota Crateris is in the Milky Way galaxy just like the Sun.

How many stars are in the Iota Crateris system?

The Iota Crateris system contains 2 stars.

What type of star is the Iota Crateris?

The primary in the Iota Crateris system is a Yellow-White star star.

What temperature is star Iota Crateris?

The primary in the Iota Crateris system has a temperature of 6230 K. Find out more about the temperature of stars in Stellar guide
Possible companions

UCAC4 384-059519
- 0 ly
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exoplanet iconAbout Stellar Catalog

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Estimated values
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