Coord 2000 | 19046+2320 | Discov num | STF2445 | Comp | AB | Coord arcsec 2000 | 19 04 38.50 +23 19 45.5 | ||||
Date first | 1830 | Date last | 2020 | Obs | 66 | ||||||
Pa first | 261 | Pa last | 262.4 | P.A. Now (θ) | 262.4° | ||||||
Sep first | 15.0 | Sep last | 12.41 | Sep. Now (ρ) | 12.41" | ||||||
Mag pri | 7.25 | Mag sec | 8.57 | delta mag (ΔM) | 1.32 | Spectral class | B2Ve (blue-white) | ||||
Pri motion ra | +002 | Sec motion ra | +004 | ||||||||
Pri motion dec | -005 | Sec motion dec | -005 | ||||||||
Notes | Z (Parallax indicates components are physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 177648 | 86774 | 19 04 38 +23 19 46 | STF 2445 AB | 2020 | 66 | 262 | 12.4 | 7.25 | 8.57 | 1.32 | <=== | |
Show | 86774 | 19 04 38 +23 19 46 | STF 2445 AC | 2015 | 23 | 108 | 143.8 | 7.25 | 8.46 | 1.21 | |||
Show | 86774 | 19 04 38 +23 19 46 | SLE 1030 AD | 2015 | 10 | 117 | 55.9 | 7.25 | 11.19 | 3.94 | |||
Show | 86779 | 19 04 38 +23 19 44 | STF 2445 BC | 2015 | 20 | 106 | 155.1 | 8.57 | 8.46 | 0.11 |
Name | HD 177648 | Constellation | Vulpecula | SAO | 86774 | HIP | 93680 | ||||
Tycho2 | 2122-00635-1 | Gaia DR2 | 4521438177054351104 | HD | 177648 | GC | 26242 | ||||
BD | BD+23 3549 | Distance | 476.19 | Distance ly | 1553.33 |
refcode | metd | author | reference |
Sle1966 | Mc j | Soulie, G. | 1966JO.....49..359S |
Sle1966 | +Pa | J. Obs. 49, 359, 1966 | |
Sle1983 | Pa - | Soulie, G. | 1983A&AS...54..281S |
Sle1983 | A&AS 54, 281, 1983 | ||
Sle1984 | Pa - | Soulie, G. | 1984A&AS...56..351S |
Sle1984 | A&AS 56, 351, 1984 | ||
Sle1985 | Pa - | Soulie, G. | 1985A&AS...61...17S |
Sle1985 | A&AS 61, 17, 1985 | ||
Sle1986a | Pa - | Soulie, G. | . |
Sle1986a | Bull. Inf. Cent. Donnes Stell. #30, 91, 1986 | ||
Sle1986b | Pa - | Soulie, G. | . |
Sle1986b | Bull. Inf. Cent. Donnes Stell. #30, 103, 1986 | ||
Sle2003 | C j | Soulie, G. | 2003O&T....56...10S |
Sle2003 | Obs. et Travaux 56, 10, 2003 | ||
Sle2006 | Pa - | Soulie, G. | 2006O&T....62...26S |
Sle2006 | Obs. et Travaux 62, 26, 2006 | ||
Sle2006b | Pa j | Soulie, G. | 2006O&T....63...15S |
Sle2006b | Obs. et Travaux 63, 15, 2006 | ||
Sle2007 | C j | Soulie, G. | 2007O&T....65...34S |
Sle2007 | Obs. et Travaux 65, 34, 2007 | ||
STFA | (F. Struve DD - Appendix list #1) | ................... | |
STFB | (F. Struve DD - Appendix list #2) | ................... | |
StF1833A | Ma - | Struve, F.G.W. | 1833MmRAS...5...13H |
StF1833A | +Mc | cited by Herschel (MemRAS 5, 13, 1833) | |
StF1833B | Ma - | Struve, F.G.W. | 1833AN.....10..389B |
StF1833B | cited by Bessel (AN 10, 389, 1833) | ||
StF1837 | Ma - | Struve, F.G.W. | 1837AN.....14...249 |
StF1837 | Stellarum duplicium et multiplicium mensurae micrometricae... | ||
StF1837 | (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837 | ||
StF1844A | Ma - | Struve, F.G.W. | 1844QB43.S66....... |
StF1844A | cited by Smyth (Cycle of Celestial Objects 2, 1844) | ||
StF1852A | Ma - | Struve, F.G.W. | . |
StF1852A | cited by Bishop (Bishop Obs. Astron. Observations 1852) | ||
StF1865A | Ma - | Struve, F.G.W. | 1865AN.....64...81E |
StF1865A | cited by Engelmann (AN 64, 81, #1518, 1865) | ||
StF1875A | Ma - | Struve, F.G.W. | 1875AN.....85..323D |
StF1875A | cited by Doberck, 1875 (see Dob1875b,f,g,h) | ||
StF1878 | Ma - | Struve, F.G.W. | . |
StF1878 | Pulkova Observations 9, 1878 | ||
StF1878B | Ma - | Struve, F.G.W. | 1878Obs.....2..239G |
StF1878B | cited by Gledhill (Obs 2, 239, 1878) | ||
StF1880A | Ma - | Struve, F.G.W. | 1880Obs.....3..535G |
StF1880A | cited by Gledhill (Obs 3, 535, 1880) | ||
StF1906A | Ma - | Struve, F.G.W. | 1906QB821.B972..... |
StF1906A | cited in BDS (Burnham Double Star Cat.), 1906 | ||
StF1906B | Ma - | Struve, F.G.W. | 1906MmRAS..56....1L |
StF1906B | cited by Lewis (MemRAS 56, 1, 1906) | ||
StF1922A | Ma - | Struve, F.G.W. | 1922AN....216...49R |
StF1922A | cited by Rabe (AN 216, 49, 1922) | ||
StF1932A | Ma - | Struve, F.G.W. | 1932QB821.A43...... |
StF1932A | cited in ADS (Aitken Double Star Cat.), 1932 | ||
StF2002 | - - | Weis, J. | |
StF2002 | F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue | ||
StF2002 | USNO Library : QB 821 .S8 W49 2002 | ||
StF2022 | - - | email note from Jan Weis: 6 July 2022 | |
StF9999 | Ma - | Struve, F.G.W. | ................... |
StF9999 | Unpublished, manuscript or reference not found. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
19046+2320 | STF2445 | AB | 2005 | 56 | 262 | 12.5 | 7.25 | 8.57 | B2Ve | ZD | 190438.50+231945.5 |
19046+2320 | STF2445 | AB | 2009 | 57 | 262 | 12.3 | 7.25 | 8.57 | B2Ve | ZD | 190438.50+231945.5 |
19046+2320 | STF2445 | AB | 2012 | 60 | 262 | 12.3 | 7.25 | 8.57 | B2Ve | ZD | 190438.50+231945.5 |
19046+2320 | STF2445 | AB | 2015 | 61 | 262 | 12.4 | 7.25 | 8.57 | B2Ve | Z | 190438.50+231945.5 |
19046+2320 | STF2445 | AB | 2020 | 66 | 262 | 12.4 | 7.25 | 8.57 | B2Ve | Z | 190438.50+231945.5 |
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 | C | |
B | pa=261.6° sep=12.25" | ||
C | pa=109.6° sep=133.26" | pa=107.3° sep=144.19" | |
D | pa=118.8° sep=52.27" | pa=112.0° sep=62.47" | pa=283.7° sep=82.09" |
Name | HD 177648 | Coord arcsec 2000 | 190438.50+231945.5 | Mag | 7.25 | Spectral class | B2Ve (blue-white) | ||||
PmRA | 2.00 | PmDE | -5.0 | SAO | 86774 | HIP | 93680 | ||||
Tycho2 | 2122-00635-1 | HD | 177648 | GC | 26242 | BD | BD+23 3549 |
Tycho2 | 2122-00635-1 | Pflag | RAmdeg | 286.16043511 | DEmdeg | 23.32928403 | |||||
PmRA | 2.6 | PmDE | -5.5 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.1 | E pmDE | 1.0 | EpRAm | 1991.44 | EpDEm | 1991.55 | ||||
Num | 14 | Q RAmdeg | 1.2 | Q DEmdeg | 1.0 | Q pmRA | 1.4 | ||||
Q pmDE | 0.9 | BTmag | 7.351 | E BTmag | 0.015 | VTmag | 7.246 | ||||
E VTmag | 0.010 | Prox | 123 | TYC | T | HIP | 93680 | ||||
CCDM | A | RAdeg | 286.16042861 | DEdeg | 23.32929667 | EpRA 1990 | 1.65 | ||||
EpDE 1990 | 1.75 | E RAdeg | 4.1 | E DEdeg | 3.8 | Posflg | |||||
Corr | 0.2 |
SAO | 86774 | DelFlag | RA1950 | PmRA1950 | -0.0003 | ||||||
DE1950 | PmDE1950 | 0.004 | Vmag | 6.9 | SpType | B3 | |||||
Double code | Source | 70 | CatNum | 26242 | DM | BD+23 3549 | |||||
DMcomp | BDsup | HD | 177648 | M HD | 0 | ||||||
GC | 26242 | RA1950rad | 4.98526741 | DE1950rad | 0.40584578 | PmRA2000 | -0.0002 | ||||
PmDE2000 | 0.003 |
Catalog | H | HIP | 93680 | Proxy | RAhms | 19 04 38.50 | |||||
DEdms | +23 19 45.5 | Vmag | 7.24 | VarFlag | R Vmag | H | |||||
RAdeg | 286.16 | DEdeg | 23.3293 | AstroRef | A | Plx | 3.59 | ||||
CCDM | 19047+2320 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | P | Qual | A | M HIP | |||||
Theta | Rho | HD | 177648 | BD | BD+23 3549 | ||||||
CD | CP | Dm number | +23 3549 | VIred | 0.08 | ||||||
SpType | B2Ve | R SpType | Coord arcsec 2000 | 190438.50+231945.5 |
HIP | 93680 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 4.9944416871 | DErad | 0.4071730226 | Plx | 2.1 | PmRA | 1.6 | ||||
PmDE | -5.71 | E RArad | 0.53 | E DErad | 0.69 | E Plx | 1.13 | ||||
E pmRA | 0.72 | E pmDE | 1.11 | Hpmag | 7.2795 | E Hpmag | 0.006 | ||||
SHp | 0.031 | VA | 0 | BV | 0.091 | E BV | 0.007 | ||||
VI | 0.1 |
Coord arcsec 2000 | 190437.62+231943.7 | Coord calc | 190437.62+231943.7 | Mag | 8.57 | Spectral class | A0 (white) | ||||
PmRA | 4.00 | PmDE | -5.0 | HIP | 93678 | Tycho2 | 2122-02099-1 | ||||
Calc delta mag | 1.32 |
Tycho2 | 2122-02099-1 | Pflag | RAmdeg | 286.15675453 | DEmdeg | 23.32881934 | |||||
PmRA | 5.2 | PmDE | -6.0 | E RAmdeg | 7 | E DEmdeg | 6 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1991.35 | EpDEm | 1991.49 | ||||
Num | 4 | Q RAmdeg | 0.3 | Q DEmdeg | 1.2 | Q pmRA | 0.4 | ||||
Q pmDE | 1.2 | BTmag | 8.722 | E BTmag | 0.016 | VTmag | 8.571 | ||||
E VTmag | 0.013 | Prox | 123 | TYC | T | HIP | 93678 | ||||
CCDM | B | RAdeg | 286.15674111 | DEdeg | 23.32883333 | EpRA 1990 | 1.65 | ||||
EpDE 1990 | 1.73 | E RAdeg | 6.9 | E DEdeg | 5.6 | Posflg | |||||
Corr | 0.1 |
Catalog | H | HIP | 93678 | Proxy | RAhms | 19 04 37.61 | |||||
DEdms | +23 19 43.8 | Vmag | 8.83 | VarFlag | R Vmag | H | |||||
RAdeg | 286.157 | DEdeg | 23.3288 | AstroRef | B | Plx | 4 | ||||
CCDM | 19047+2320 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | I | Qual | A | M HIP | |||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 0.18 | |||||||
SpType | A0 | R SpType | Coord arcsec 2000 | 190437.61+231943.8 |
HIP | 93678 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 4.9943766501 | DErad | 0.4071649555 | Plx | 1.14 | PmRA | 2.17 | ||||
PmDE | -4.7 | E RArad | 0.7 | E DErad | 0.93 | E Plx | 1.51 | ||||
E pmRA | 0.97 | E pmDE | 1.46 | Hpmag | 8.9829 | E Hpmag | 0.0266 | ||||
SHp | 0 | VA | 0 | BV | 0.139 | E BV | 0.017 | ||||
VI | 0.15 |
Coord arcsec 2000 | 190447.61+231900.8 | Mag | 8.46 | PmRA | -3.00 | PmDE | -70.0 | ||||
SAO | 86779 | Tycho2 | 2122-02093-1 | HD | 343709 | DM | BD+23 3551 | ||||
Calc delta mag | 1.21 | Calc coord | yes |
Tycho2 | 2122-02093-1 | Pflag | RAmdeg | 286.20182159 | DEmdeg | 23.31714859 | |||||
PmRA | -2.2 | PmDE | -71.1 | E RAmdeg | 8 | E DEmdeg | 7 | ||||
E pmRA | 0.9 | E pmDE | 0.9 | EpRAm | 1990.51 | EpDEm | 1990.78 | ||||
Num | 12 | Q RAmdeg | 1.2 | Q DEmdeg | 1.1 | Q pmRA | 1.2 | ||||
Q pmDE | 1.1 | BTmag | 10.024 | E BTmag | 0.023 | VTmag | 8.459 | ||||
E VTmag | 0.012 | Prox | 890 | TYC | T | HIP | |||||
CCDM | RAdeg | 286.20182722 | DEdeg | 23.31731167 | EpRA 1990 | 1.71 | |||||
EpDE 1990 | 1.76 | E RAdeg | 7.5 | E DEdeg | 6.8 | Posflg | |||||
Corr | 0.0 |
SAO | 86779 | DelFlag | RA1950 | PmRA1950 | -0.0005 | ||||||
DE1950 | PmDE1950 | -0.076 | Vmag | 8.4 | SpType | K5 | |||||
Double code | Source | 35 | CatNum | 6830 | DM | BD+23 3551 | |||||
DMcomp | BDsup | HD | 343709 | M HD | 0 | ||||||
GC | RA1950rad | 4.98598978 | DE1950rad | 0.40564312 | PmRA2000 | -0.0004 | |||||
PmDE2000 | -0.077 |
Coord arcsec 2000 | 190441.83+231920.3 | Mag | 11.19 | PmRA | 0.00 | PmDE | 4.0 | ||||
Calc delta mag | 3.94 | Calc coord | yes |