p2Hydri


The object was found in the following catalogues:
  1. The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version)

  2. SKY2000 - Master Star Catalog

  3. Smithsonian Astrophysical Observatory Star Catalog


catalogues and names p2Hyi, HR 678, HD 14287, SAO 248521
constellation Hydrus

data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)


position, motion, parallax:

position (J2000) RA: 2h 15min 28,5sec DEC: -67 44' 47''
position (J1900) RA: 2h 13min 23,4sec DEC: -68 12' 35''
proper motion (J2000) RA: 0,035 arcsec/a DEC: -0,016 arcsec/a
radial velocity 17 km/s

magnitude

visual magnitude 5,69
(V on UBV Johnson system)

spectral / color information

spectral class K2III
B-V-magnitude 1,3
U-B-magnitude 1,48

data from SKY2000 - Master Star Catalog (Myers+ 1997)

position, motion, parallax:

position (J2000) RA: 2h 15min 28,639sec DEC: -67 44' 47,02'' 0,19 arcsec source: 16
proper motion (J2000) RA: 0,0084 arcsec/a DEC: -0,018 arcsec/a source: 25
radial velocity 17 km/s source: 25
galactic coord. (B1950) longitude: 291,35 latitude: -47,45
GCI unit vector (J2000) X: 0,314444 Y: 0,211054 Z: -0,925517

magnitude:

visual 5,69 (observed) source: 25
photovisual 5,8 source: 16

spectral information:

spectral class K5 source: 96
Morgan-Keenan K2III source: 25
B-magnitude 6,99 0,05 B-V-magnitude 1,3
U-magnitude 8,47 0,05 U-B-magnitude 1,48

sources:

16 PPM North and PPM South Catalogs and PPM Supplement
Roser, S., and U. Bastian, "Catalogue of Positions and Proper Motions," A&AS, Vol. 74, p. 449, 1988, and Bastian, U., et al., "Catalogue of Positions and Proper Motions - South," 1993
25 Bright Star Catalogue, 5th edition
Hoffleit, D. and Warren, W.H. Jr., The Bright Star Catalogue, 5th Revised Edition, Version 2, 1994
96 SAO or HD/HDE Catalog
Reference from Value 1 or Reference from Value 2

data from Smithsonian Astrophysical Observatory Star Catalog (SAO Staff 1966; USNO, ADC 1990)

position and proper motion:

position (J1950) RA: 2h 14min 25,727sec DEC: -67 58' 40,23'' 0,03 arcsec
position (J2000) RA: 2h 15min 28,517sec DEC: -67 44' 47,22''
proper motion J1950 (FK4) RA: 0,007 arcsec/a DEC: -0,013 arcsec/a 0,007 arcsec/a in RA
0,006 arcsec/a in DEC
proper motion J2000 (FK5) RA: 0,0061 arcsec/a DEC: -0,016 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 5,5 (accuracy: 2 decimals)
source of visual magnitude data Taken from Harvard or San Luis photometry.

spectral information:

spectral class K5
source of spectral data Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue GC, catalogue number: 2745
Durchmusterung CP-68 128
Boss General Catalogue 2745
Henry Draper Catalogue 14287