9 Sagittarii (Q4646432)

astrophysical X-ray source

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Hourglass Nebula region of Messier 8 (M8) in the 32 inch Schulman telescope on Mt. Lemmon, AZ.jpg
4,096 × 4,040; 9.97 MB

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mass

55 solar mass

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https://sv.wikipedia.org/w/index.php?title=9_Sagittarii&oldid=47243320

HIP 88469

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SAO 186204

Smithsonian Astrophysical Observatory Star Catalog

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HR 6736

Bright Star Catalogue

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NGC 6530 7

New General Catalogue

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HD 164794

All-sky Compiled Catalogue

Henry Draper Catalogue

1 reference

GSC 06842-01702

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2MASS J18035245-2421386

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ASCC 1593528

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CEL 4606

Celescope Catalogue of Ultraviolet Magnitudes

1 reference

GC 24574

Boss General Catalogue

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GCRV 10488

General Catalogue of Stellar Radial Velocities

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HIC 88469

Hipparcos Input Catalogue

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JP11 4428

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N30 4009

Catalog of 5,268 Standard Stars Based on the Normal System N30

1 reference

PMC 90-93 4690

Tokyo Photoelectric Meridian Circle Catalog

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PPM 267779

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ROT 2529

Catalogue of rotational velocities of the stars

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TYC 6842-1702-1

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UBV 15335

UBV Photoelectric Photometry Catalogue

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uvby98 265300007

uvbyβ Photoelectric Photometric Catalogue

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WDS J18039-2422AB

Washington Double Star Catalog

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YZ 114 12407

Yale Observatory Zone Catalog

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UCAC4 329-122090

Fourth USNO CCD Astrograph Catalog

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CGO 472

A catalogue of galactic O stars. The ionization of the low density interstellar medium by runaway stars

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CMC 206894

The Carlsberg meridian catalogues

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CMC 186204

The Carlsberg meridian catalogues

1 reference

GOS G006.01-01.20 01

A galactic O star catalog

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[DFM2004] 22

A DeepChandraX‐Ray Observation of the Rich Young Cluster NGC 6530. I. The X‐Ray Source Catalog and the Cluster Population

1 reference

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

Gaia DR1 4066022586817975552

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WEB 14962

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Catalog of Galactic OB Stars

Gaia DR2 4066022591147527552

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9 Sgr

Flamsteed designation

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Gaia DR3 4066022591147527552

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TIC 406748777

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ALS 4595

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UBV M 36281

UBV Photoelectric Photometry Catalogue

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3XMM J180352.4-242138

The XMM-Newton serendipitous survey. V. The Second XMM-Newton serendipitous source catalogue

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inferred from equatorial coordinates

distance from Earth

950±127 parsec

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The interstellar Ca II distance scale

1,249.844±113.7216 parsec

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stellar rotational velocity

87 kilometre per second

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English Wikipedia

191±17 kilometre per second

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Radial velocities of galactic O-type stars. I. Short-term constant velocity stars

55 kilometre per second

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The IACOB project. I. Rotational velocities in northern Galactic O- and early B-type stars revisited. The impact of other sources of line-broadening

56 kilometre per second

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The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars

reason for deprecated rank

60 kilometre per second

item/value with less precision and/or accuracy

1 reference

The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars

62 kilometre per second

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parallax

0.8505±0.0952 milliarcsecond

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Gaia Data Release 2

0.66±1.01 milliarcsecond

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The HIPPARCOS Catalogue

0.49±0.4 milliarcsecond

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Validation of the new Hipparcos reduction

1.31±0.39 milliarcsecond

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Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties

0.8001±0.0728 milliarcsecond

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declination component of proper motion

−1.56±0.135 milliarcsecond per year

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Gaia Data Release 2

−1.49±0.28 milliarcsecond per year

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Validation of the new Hipparcos reduction

−1.71±0.72 milliarcsecond per year

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The HIPPARCOS Catalogue

−3 milliarcsecond per year

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−5 milliarcsecond per year

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Catalog of 5268 standard stars for the equinox and epoch 1950.0 based on the Normal Star System N30

−2.019±0.046 milliarcsecond per year

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right ascension component of proper motion

0.079±0.165 milliarcsecond per year

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Gaia Data Release 2

0.19±0.49 milliarcsecond per year

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Validation of the new Hipparcos reduction

0.64±1.2 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

0 milliarcsecond per year

1 reference

−3 milliarcsecond per year

1 reference

Catalog of 5268 standard stars for the equinox and epoch 1950.0 based on the Normal Star System N30

0.539±0.064 milliarcsecond per year

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radial velocity

9.0 kilometre per second

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Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

9±5 kilometre per second

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General Catalogue of Stellar Radial Velocities

5.4±9.9 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

10.6±10 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

30.8±13 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

12.6±7.9 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

19.3±8.1 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

13.1±6.1 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

24.2±6.9 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

21.4±6.9 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

1.3±11.4 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

20±6.1 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

−2.2±10.1 kilometre per second

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Spectroscopic studies of O type stars. IX. Binary frequency

−0.8±1.9 kilometre per second

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Spectroscopic studies of O-type stars. VIII. Radial velocities and the K-term

The Gaia-ESO Survey: asymmetric expansion of the Lagoon Nebula cluster NGC 6530 from GES and Gaia DR2

0±5 kilometre per second

1 reference

A study of galactic rotation with special reference to the radial velocities of the galactic stars clusters

5.0 kilometre per second

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Radial velocities of galactic O-type stars. I. Short-term constant velocity stars

10.7±2.5 kilometre per second

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Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system

4.4 kilometre per second

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Radial velocities of 360 stars

3.6 kilometre per second

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Interstellar calcium lines in the spectra of stars in open clusters

0.0 kilometre per second

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A study of galactic rotation with special reference to the radial velocities of the galactic stars clusters

6.5 kilometre per second

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Catalogue of observed velocities

15.0 kilometre per second

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The O-type stars

spectral class

O4V((f))

2 references

Open clusters. III. Fundamental parameters of B stars in NGC 6087, NGC 6250, NGC 6383, and NGC 6530 B-type stars with circumstellar envelopes

The space distribution of the O stars in the solar neighborhood

OB

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Luminous stars in the Southern Milky Way

O6

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Catalogue of two-dimensional spectral types for the HD stars, Vol.4

Spectral classification of Southern fundamental stars

O4V((f))z

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The Galactic O-Star Spectroscopic Survey (GOSSS). II. Bright southern stars

O3V

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Radial velocities of galactic O-type stars. I. Short-term constant velocity stars

O 4 ((F))

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Spectroscopic observations of O-type stars. V. The hydrogen lines and lambda 4686 He II

O 4. V ((F))

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Spectral classification of OB stars in both hemispheres and the absolute magnitude calibration

O 4 F

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Spectroscopic studies of O-type stars. I. Classification and absolute magnitudes

O5

8 references

MK Spectral Types for Bright Southern OB Stars

Studies of extremely young clusters. II. NGC 6530

A study of bright rims in diffuse nebulae

Line broadening in the spectra of O and early B-type stars

Studies in galactic structure. II. Luminosity classification for 1270 blue giants stars

Spectrographic observations of galactic emission regions and nebulae

Studies in galactic structure. I. A preliminary determination of the space distribution of the blue giants

An atlas of stellar spectra with an outline of spectral classification

O

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Photoelectric measures of the 4430 A diffuse interstellar band

O5e

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A two-dimensionnal quantitative spectral classification of 283 O5-B7 stars and the construction of a spectrum-absolute magnitude diagram

O7

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B stars and spiral structure in the larger neighborhood of the Sun

Oe5

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VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)

O4((F))

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Spectroscopic observations of O-type stars. V. The hydrogen lines and lambda 4686 He II

O4.V((F))

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Spectral classification of OB stars in both hemispheres and the absolute magnitude calibration

O4F

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Spectroscopic studies of O-type stars. I. Classification and absolute magnitudes

Catalogue of Stellar Photometry in Johnson's 11-color system

5.08

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Catalogue of Stellar Photometry in Johnson's 11-color system

5.97

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Catalogue of Stellar Photometry in Johnson's 11-color system

5.97

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

5.72

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

5.70

1 reference

VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

5.747±0.027

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

5.748±0.036

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

5.731±0.024

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5.885749±0.002882

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luminosity

316,000 solar luminosity

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https://sv.wikipedia.org/w/index.php?title=9_Sagittarii&oldid=47243320

absolute magnitude

−6.20

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https://sv.wikipedia.org/w/index.php?title=9_Sagittarii&oldid=47243320

metallicity

−0.3

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radius

13.1 solar radius

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https://sv.wikipedia.org/w/index.php?title=9_Sagittarii&oldid=47243320

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270.96852085459 degree

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declination

−24.36073118167 degree

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effective temperature

46,100 kelvin

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Radial velocities of galactic O-type stars. I. Short-term constant velocity stars

47,000 kelvin

1 reference

Hot star extension to the Hubble Space Telescope stellar spectral library

42,857 kelvin

1 reference

Open clusters. III. Fundamental parameters of B stars in NGC 6087, NGC 6250, NGC 6383, and NGC 6530 B-type stars with circumstellar envelopes

43,100 kelvin

1 reference

44,722 kelvin

1 reference

surface gravity

9,300 centimetre per square second

1 reference

Radial velocities of galactic O-type stars. I. Short-term constant velocity stars

8,300 centimetre per square second

1 reference

Open clusters. III. Fundamental parameters of B stars in NGC 6087, NGC 6250, NGC 6383, and NGC 6530 B-type stars with circumstellar envelopes

reason for deprecated rank

8,000 centimetre per square second

item/value with less precision and/or accuracy

1 reference

Hot star extension to the Hubble Space Telescope stellar spectral library

7,600 centimetre per square second

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5,800 centimetre per square second

1 reference