Coord 2000 | 04204+2721 | Discov num | SHJ 40 | Comp | AB | Coord arcsec 2000 | 04 20 21.23 +27 21 03.4 | ||||
Date first | 1832 | Date last | 2017 | Obs | 49 | ||||||
Pa first | 242 | Pa last | 258.8 | P.A. Now (θ) | 258.8° | ||||||
Sep first | 55.9 | Sep last | 48.7 | Sep. Now (ρ) | 48.7" | ||||||
Mag pri | 5.08 | Mag sec | 7.51 | delta mag (ΔM) | 2.43 | Spectral class | K2III (yellow-orange) | ||||
Pri motion ra | -029 | Sec motion ra | -017 | ||||||||
Pri motion dec | -078 | Sec motion dec | -001 | ||||||||
Notes | N L (See Notes, Linear solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | Phi Tau | 76558 | 04 20 21 +27 21 03 | SHJ 40 AB | 2017 | 49 | 259 | 48.7 | 5.08 | 7.51 | 2.43 | <=== | |
Show | 76558 | 04 20 21 +27 21 03 | WAL 29 AC | 2001 | 3 | 25 | 118.1 | 5.08 | 12.27 | 7.19 |
Name | Phi Tau | Constellation | Taurus | SAO | 76558 | HIP | 20250 | ||||
Tycho2 | 1824-01167-1 | Gaia DR2 | 152375376556443904 | HD | 27382 | HR | 1348 | ||||
GC | 5240 | ADS | 3137 | BD | BD+27 655 | Bayer | Phi Tauri | ||||
Bayer name | Phi Tau | Flamsteed | 52 Tauri | Flamsteed name | 52 Tau | Distance | 98.43 | ||||
Distance ly | 321.08 | Bayer greek | φ Tau |
discov_num | notes | refcode |
SHJ 40 | phi Tau = 52 Tau. STTA 48 = H 5 13. B is BD+26@712. |
refcode | metd | author | reference |
SHJ1824 | Ma - | South, J. & Herschel, J. | 1824RSPT..114R...1H |
SHJ1824 | Phil. Trans. R. Soc. 114, 1, 1824 | ||
SHJ1844A | Ma - | South, J. & Herschel, J. | 1844QB43.S66....... |
SHJ1844A | cited by Smyth (Cycle of Celestial Objects 2, 1844) | ||
SHJ1852A | Ma - | South, J. & Herschel, J. | . |
SHJ1852A | cited by Bishop (Bishop Obs. Astron. Observations 1852) | ||
SHJ1880A | Ma - | South, J. & Harschel, J. | 1880MNRAS..40..497B |
SHJ1880A | cited by Burnham (MNRAS 40, 497, 1880) | ||
SHJ1906A | Ma - | South, J. & Herschel, J. | 1906MmRAS..56....1L |
SHJ1906A | cited by Lewis (MemRAS 56, 1, 1906) | ||
SHJ1906B | Ma - | South, J. & Herschel, J. | 1906QB821.B972..... |
SHJ1906B | cited in BDS (Burnham Double Star Cat.), 1906 | ||
SHJ1913A | Ma - | South, J. & Herschel, J. | 1913QB811.B8....... |
SHJ1913A | cited by Burnham (Carnegie Inst. Wash. #168, 1913) | ||
SHJ1932A | - | South, J. & Herschel, J. | 1932QB821.A43...... |
SHJ1932A | cited in ADS (Aitken Double Star Cat.), 1932 | ||
SHJ9999 | Ma - | South, J. & Herschel, J. | ................... |
SHJ9999 | Unpublished, manuscript or reference not found. | ||
Wal1934 | Ma j | Wallenquist, A. | 1934AnBos...6....3W |
Wal1934 | Ann. Bosscha Obs. Lembang 6, Pt.2, 1934 | ||
Wal1944a | Zw - | Wallenquist, A. | 1954MeUpp...85..... |
Wal1944a | Medd. Uppsala Obs. #85, 1944 | ||
Wal1944a | (Visual measures with wedge photometer attached to 14-inch refractor. No dates | ||
Wal1944a | given for measures; default date = decade of publication added.) | ||
Wal1944b | Zw - | Wallenquist, A. | 1954MeUpp...87..... |
Wal1944b | Medd. Uppsala Obs. #87, 1944 | ||
Wal1944b | (Visual measures with wedge photometer attached to 14-inch refractor. No dates | ||
Wal1944b | given for measures; default date = decade of publication added.) | ||
Wal1947 | Zw - | Wallenquist, A. | 1947UppAn...2....2W |
Wal1947 | Ann. Uppsala Astron. Obs. 2, No.2, 1947 | ||
Wal1947 | (A catalogue containing results of the two prior series, plus additional measures | ||
Wal1947 | with the 14-inch refractor and wedge photometer) | ||
Wal1948 | Zw - | Wallenquist, A. | 1948UppAn...2....3W |
Wal1948 | Ann. Uppsala Astron Obs. 2, #3, 1948 | ||
Wal1948 | (Visual measures of southern double stars made with 17-inch refractor of La Plata | ||
Wal1948 | and wedge photometer. No dates listed; default date = decade of publication added) | ||
Wal1950 | Zd - | Wallenquist, A. | 1950MeUpp..103..... |
Wal1950 | Medd. Uppsala Obs. #103, 1950 | ||
Wal1954 | Zw - | Wallenquist, A. | 1954UppAn...4Q....W |
Wal1954 | Ann. Uppsala Astron Obs. 4, #2, 1954 | ||
Wal1954 | ("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean | ||
Wal1954 | values from numerous sources) | ||
Wal1958 | Zw - | Wallenquist, A. | 1958MeUpp..118..... |
Wal1958 | Medd. Uppsala Obs. #118, 1958 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
04204+2721 | SHJ 40 | AB | 1999 | 43 | 256 | 49.2 | 5.08 | 7.51 | K2III | NLD | 042021.23+272103.4 |
04204+2721 | SHJ 40 | AB | 2008 | 44 | 257 | 48.4 | 5.08 | 7.51 | K2III | NLD | 042021.23+272103.4 |
04204+2721 | SHJ 40 | AB | 2011 | 45 | 258 | 48.3 | 5.08 | 7.51 | K2III | NLD | 042021.23+272103.4 |
04204+2721 | SHJ 40 | AB | 2012 | 47 | 258 | 51.0 | 5.08 | 7.51 | K2III | NLD | 042021.23+272103.4 |
04204+2721 | SHJ 40 | AB | 2015 | 48 | 258 | 48.8 | 5.08 | 7.51 | K2III | NL | 042021.23+272103.4 |
04204+2721 | SHJ 40 | AB | 2017 | 49 | 259 | 48.7 | 5.08 | 7.51 | K2III | NL | 042021.23+272103.4 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | B | |
B | pa=257.4° sep=43.47" | |
C | pa=22.5° sep=115.81" | pa=36.7° sep=145.21" |
Name | Phi Tau | Coord arcsec 2000 | 042021.23+272103.4 | Mag | 5.08 | Spectral class | K2III (yellow-orange) | ||||
PmRA | -29.00 | PmDE | -78.0 | SAO | 76558 | HIP | 20250 | ||||
Tycho2 | 1824-01167-1 | HD | 27382 | HR | 1348 | GC | 5240 | ||||
BD | BD+27 655 | Bayer | Phi Tauri | Bayer name | Phi Tau | Flamsteed | 52 Tauri | ||||
Flamsteed name | 52 Tau |
Tycho2 | 1824-01167-1 | Pflag | RAmdeg | 65.08839863 | DEmdeg | 27.35075106 | |||||
PmRA | -28.9 | PmDE | -77.8 | E RAmdeg | 3 | E DEmdeg | 4 | ||||
E pmRA | 0.7 | E pmDE | 0.7 | EpRAm | 1991.51 | EpDEm | 1991.04 | ||||
Num | 20 | Q RAmdeg | 0.7 | Q DEmdeg | 0.8 | Q pmRA | 0.7 | ||||
Q pmDE | 0.9 | BTmag | 6.424 | E BTmag | 0.015 | VTmag | 5.079 | ||||
E VTmag | 0.009 | Prox | 491 | TYC | T | HIP | 20250 | ||||
CCDM | RAdeg | 65.08847278 | DEdeg | 27.35093528 | EpRA 1990 | 1.76 | |||||
EpDE 1990 | 1.48 | E RAdeg | 3.4 | E DEdeg | 3.8 | Posflg | |||||
Corr | -0.3 |
SAO | 76558 | DelFlag | RA1950 | PmRA1950 | -0.0018 | ||||||
DE1950 | PmDE1950 | -0.078 | Vmag | 5.1 | SpType | K0 | |||||
Double code | Source | 70 | CatNum | 5240 | DM | BD+27 655 | |||||
DMcomp | BDsup | HD | 27382 | M HD | 0 | ||||||
GC | 5240 | RA1950rad | 1.12256931 | DE1950rad | 0.47530353 | PmRA2000 | -0.0019 | ||||
PmDE2000 | -0.08 |
Catalog | H | HIP | 20250 | Proxy | RAhms | 04 20 21.23 | |||||
DEdms | +27 21 03.4 | Vmag | 4.97 | VarFlag | 1 | R Vmag | H | ||||
RAdeg | 65.0885 | DEdeg | 27.3509 | AstroRef | Plx | 9.53 | |||||
CCDM | 04203+2721 | N CCDM | I | Nsys | 1 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 27382 | BD | BD+27 655 | ||||||
CD | CP | Dm number | +27 655 | VIred | 1.35 | ||||||
SpType | K1III | R SpType | Coord arcsec 2000 | 042021.23+272103.4 |
HIP | 20250 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 1.136008251 | DErad | 0.4773639655 | Plx | 10.16 | PmRA | -28.9 | ||||
PmDE | -78.28 | E RArad | 0.23 | E DErad | 0.15 | E Plx | 0.26 | ||||
E pmRA | 0.31 | E pmDE | 0.22 | Hpmag | 5.1121 | E Hpmag | 0.0009 | ||||
SHp | 0.007 | VA | 0 | BV | 1.15 | E BV | 0.015 | ||||
VI | 1.35 |
Coord arcsec 2000 | 042018.05+272053.9 | Mag | 7.51 | PmRA | -17.00 | PmDE | -1.0 | ||||
SAO | 76557 | Tycho2 | 1824-00230-1 | HD | 283576 | DM | BD+26 712 | ||||
Calc delta mag | 2.43 | Calc coord | yes |
Tycho2 | 1824-00230-1 | Pflag | RAmdeg | 65.07355701 | DEmdeg | 27.34751873 | |||||
PmRA | -16.0 | PmDE | -3.5 | E RAmdeg | 6 | E DEmdeg | 7 | ||||
E pmRA | 1.4 | E pmDE | 1.3 | EpRAm | 1991.15 | EpDEm | 1990.77 | ||||
Num | 9 | Q RAmdeg | 1.3 | Q DEmdeg | 1.6 | Q pmRA | 1.3 | ||||
Q pmDE | 1.5 | BTmag | 8.509 | E BTmag | 0.018 | VTmag | 7.508 | ||||
E VTmag | 0.012 | Prox | 491 | TYC | T | HIP | |||||
CCDM | RAdeg | 65.07359861 | DEdeg | 27.34752611 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.50 | E RAdeg | 6.1 | E DEdeg | 7.1 | Posflg | |||||
Corr | -0.2 |
SAO | 76557 | DelFlag | RA1950 | PmRA1950 | -0.0012 | ||||||
DE1950 | PmDE1950 | 0.001 | Vmag | 9 | SpType | F8 | |||||
Double code | Source | 34 | CatNum | 2046 | DM | BD+26 712 | |||||
DMcomp | BDsup | HD | 283576 | M HD | 0 | ||||||
GC | RA1950rad | 1.12230475 | DE1950rad | 0.47522834 | PmRA2000 | -0.0013 | |||||
PmDE2000 | -0.001 |
Coord arcsec 2000 | 042024.56+272250.4 | Mag | 12.27 | PmRA | 4.00 | PmDE | -33.0 | ||||
Calc delta mag | 7.19 | Calc coord | yes |