(Q13969)

General Catalogue of Trigonometric Stellar Parallaxes

New General Catalogue

1 reference

M 57

1 reference

NVSS J185335+330145

1 reference

PLX 4377

1 reference

BD+32 3246

1 reference

CSI+32-18517

Catalog of Stellar Identifications

1 reference

GCRV 11366

General Catalogue of Stellar Radial Velocities

1 reference

GSC2 N0223131306

Guide Star Catalog II

1 reference

HD 175353

Catalogue of Galactic Planetary Nebulae

Henry Draper Catalogue

1 reference

IRAS 18517+3257

1 reference

PK 063+13 1

1 reference

PK 063+13

Catalogue of Galactic Planetary Nebulae

1 reference

PLX 4377.00

General Catalogue of Trigonometric Stellar Parallaxes

1 reference

CO and HCN observations of circumstellar envelopes. A catalogue - mass loss rates and distributions

Gaia DR2 2090486618786534784

1 reference

[LFO93] 1851+32

1 reference

[D71] 1851+32

The NRAO 5-GHz radio source survey. I. A survey of faint sources

1 reference

[A86] 1851+329

A 5-GHz survey of radio sources

1 reference

B2.1 1851+32

A catalogue of 3235 radio sources at 408 MHz

1 reference

GB6 B1851+3257

The GB6 catalog of radio sources

1 reference

WB 1851+3257

A new catalog of 30239 1.4 GHz sources

1 reference

WEB 16043

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

1 reference

discoverer or inventor

Charles Messier

1 reference

Antoine Darquier de Pellepoix

title

Messier 57 (English)

retrieved

13 August 2018

author name string

Hartmut Frommert

0 references

time of discovery or invention

31 January 1779^Gregorian

1 reference

Messier 57 (English)

13 August 2018

Hartmut Frommert

1 reference

2,300 light-year

1 reference

title

Messier 57 (English)

retrieved

13 August 2018

author name string

Hartmut Frommert

786.968±36.788 parsec

1 reference

880 parsec

1 reference

The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale

parallax

1.2707±0.0594 milliarcsecond

1 reference

1.42±0.55 milliarcsecond

1 reference

Trigonometric Parallaxes of Central Stars of Planetary Nebulae

11.9±8 milliarcsecond

1 reference

The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition

declination component of proper motion

2.486±0.111 milliarcsecond per year

1 reference

6.7±0.4 milliarcsecond per year

1 reference

Trigonometric Parallaxes of Central Stars of Planetary Nebulae

right ascension component of proper motion

1.494±0.102 milliarcsecond per year

1 reference

−6±0.4 milliarcsecond per year

1 reference

Trigonometric Parallaxes of Central Stars of Planetary Nebulae

radial velocity

−19.1 kilometre per second

1 reference

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

−19.1±2 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

spectral class

DA(O?)

1 reference

Spectroscopic investigation of old planetaries. III. Spectral types, magnitudes, and distances

15.769±0.023

2 references

The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search

Messier 57 (English)

13 August 2018

Hartmut Frommert

15.405±0.016

astronomical filter

B band

1 reference

The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search

15.901±0.003

astronomical filter

R band

1 reference

The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search

16.062±0.012

astronomical filter

I band

1 reference

The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search

15.608±0.0015

1 reference

16.4±0.2

1 reference

The binary fraction of planetary nebula central stars – I. A high-precision, I-band excess search

absolute magnitude

−0.3

1 reference

Messier 57 (English)

13 August 2018

Hartmut Frommert

0.9 light-year

1 reference

Messier 57 (English)

13 August 2018

Hartmut Frommert

1 reference

283.39623732134754 degree

1 reference

declination

33.02913420728361 degree

1 reference