Coord 2000 | 21555+5232 | Discov num | ABH 154 | Comp | AB,H | Coord arcsec 2000 | 21 55 31.59 +52 31 40.7 | ||||
Date first | 1987 | Date last | 2003 | Obs | 3 | ||||||
Pa first | 184 | Pa last | 182.9 | P.A. Now (θ) | 182.9° | ||||||
Sep first | 59.7 | Sep last | 59.145 | Sep. Now (ρ) | 59.145" | ||||||
Mag pri | 7.79 | Mag sec | 13.73 | delta mag (ΔM) | 5.94 | Spectral class | F2V (yellow-white) | ||||
Pri motion ra | -005 | Sec motion ra | +012 | ||||||||
Pri motion dec | -009 | Sec motion dec | -001 | ||||||||
Notes | U (Proper motion indicates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 21 55 32 +52 31 41 | STT 456 AB | 2019 | 79 | 38 | 1.6 | 8.25 | 8.93 | 0.68 | ||||
Show | 21 55 32 +52 31 41 | STT 456 AC | 2016 | 17 | 291 | 26.1 | 8.25 | 10.55 | 2.30 | ||||
Show | 21 55 32 +52 31 41 | STT 456 AD | 2016 | 16 | 185 | 25.2 | 8.25 | 10.96 | 2.71 | ||||
Show | HD 208546 | 21 55 32 +52 31 41 | ABH 154 AB,E | 2003 | 5 | 18 | 54.6 | 7.79 | 12.24 | 4.45 | |||
Show | 21 55 32 +52 31 41 | ABH 154 AB,F | 2003 | 3 | 104 | 57.5 | 7.79 | 12.42 | 4.63 | ||||
Show | 21 55 32 +52 31 41 | ABH 154 AB,G | 2010 | 11 | 107 | 111.6 | 7.79 | 9.52 | 1.73 | ||||
Show | 21 55 32 +52 31 41 | ABH 154 AB,H | 2003 | 3 | 183 | 59.1 | 7.79 | 13.73 | 5.94 | <=== | |||
Show | 21 55 32 +52 31 41 | ABH 154 AB,I | 2003 | 3 | 256 | 101.0 | 7.79 | 13.53 | 5.74 | ||||
Show | 21 55 32 +52 31 41 | ABH 154 AB,J | 2003 | 3 | 46 | 80.4 | 7.79 | 13.68 | 5.89 | ||||
Show | 21 55 32 +52 31 41 | ABH 154 AB,K | 2000 | 2 | 124 | 72.3 | 7.79 | 14.30 | 6.51 | ||||
Show | 21 55 32 +52 31 41 | ABH 154 AB,L | 2003 | 3 | 118 | 75.7 | 7.79 | 13.90 | 6.11 | ||||
Show | 21 55 29 +52 31 50 | STT 456 CD | 2015 | 27 | 148 | 40.8 | 10.55 | 10.96 | 0.41 |
Constellation | Cygnus | HIP | 108230 | Tycho2 | 3968-01329-1 | Gaia DR2 | 1981338477465784960 | ||||
HD | 208546 | BD | BD+51 3187 | Distance | 252.53 | Distance ly | 823.75 |
refcode | metd | author | reference |
AbH1961 | - | Abt, H.A. | 1961A&AS....6...37A |
AbH1961 | A&AS 6, 37, 1961 | ||
AbH1962 | Po j | Abt, H.A. Jeffers, H., Gibson, & Sandage, A. | 1962ApJ...135..429A |
AbH1962 | ApJ 135, 429, 1962 | ||
AbH1964 | - | AbT, H.A. et al. | 1964ApJ...139.1139A |
AbH1964 | ApJ 139, 1139, 1964 | ||
AbH1965 | - | Abt, H.A. | 1965A&AS...11..429A |
AbH1965 | A&AS 11, 429, 1965 | ||
AbH1965b | - | Abt, H.A. et al. | 1965ApJ...142.1604A |
AbH1965b | ApJ 142, 1604, 1965 | ||
AbH1972 | - | Abt. H.A. & Biggs, E.S. | 1972bsrv.book.....A |
AbH1972 | Bibliography of Stellar Radial Velocities | ||
AbH1972b | not - | Abt. H.A., Levy, S.G., & Gandet, T.L. | 1972AJ.....77..138A |
AbH1972b | AJ 77, 138, 1972 | ||
AbH1973 | - | Abt, H.A. & Levy, S.G. | 1973AJ.....78.1093A |
AbH1973 | AJ 78, 1093, 1973 | ||
AbH1976 | orb - | Abt, H.A. & Levy, S.G. | 1976A&AS...30..273A |
AbH1976 | A&AS 30, 273, 1976 | ||
AbH1978 | - | Abt, H.A. & Levy, S.G. | 1978A&AS...36..241A |
AbH1978 | A&AS 36, 241, 1978 | ||
AbH1985 | - | Abt, H.A. & Levy, S.G. | 1985ApJS...59..229A |
AbH1985 | ApJS 59, 229, 1985 | ||
AbH1986 | - | Abt, H.A. | 1986ApJ...304..688A |
AbH1986 | ApJ 304, 688, 1986 | ||
AbH2000 | C u | Abt, H.A. & Corbally, C.J. | 2000ApJ...541..841A |
AbH2000 | ApJ 541, 841, 2000 | ||
AbH2000 | (Multi-epoch astrometry, photometry, and spectroscopy to determine | ||
AbH2000 | optical/physical nature of members of possible Trapezium systems) | ||
AbH2006 | orb - | Abt, H.A., & Willmarth, D. | 2006ApJS..162..207A |
AbH2006 | ApJS 162, 207, 2006 | ||
STTA | (O. Struve DD - Appendix list) | ................... | |
Stt1864 | Ma - | Struve, O. | 1864MNRAS..24..149S |
Stt1864 | MNRAS 24, 149, 1864 | ||
Stt1866 | orb - | Struve, O. | . |
Stt1866 | Bull. Imp. Acad. Sci. St. Petersburg, 1866 | ||
Stt1874 | orb - | Struve, O. | . |
Stt1874 | Compte Rendus 79, 1467, 1874 | ||
Stt1875 | orb - | Struve, O. | 1875MNRAS..35..367S |
Stt1875 | MNRAS 35, 367, 1875 | ||
Stt1878 | Ma - | Struve, O. | 1878ObPul...9....1S |
Stt1878 | Pulkova Observations 9, 1, 1878 | ||
Stt1879A | Ma - | Struve, O. | 1879Obs.....2..304G |
Stt1879A | cited by Gledhill (Obs 2, 304, 1879) | ||
Stt1879B | Ma - | Struve, O. | 1879Obs.....3..245G |
Stt1879B | cited by Gledhill (Obs 3, 245, 1879) | ||
Stt1879C | Ma - | Struve, O. | 1879Obs.....2..344G |
Stt1879C | cited by Gledhill (Obs 2, 344, 1879) | ||
Stt1880A | Ma - | Struve, O. | 1880Obs.....2..605H |
Stt1880A | cited by Hunt (Obs. 3, 605, 1880) | ||
Stt1880B | Ma - | Struve, O. | 1880Obs.....3..535G |
Stt1880B | cited by Gledhill (Obs 3, 535, 1880) | ||
Stt1880C | Ma - | Struve, O. | 1880MNRAS..40..497B |
Stt1880C | cited by Burnham (MNRAS 40, 497, 1880) | ||
Stt1884A | Ma - | Struve, O. | 1884AReg...22..216S |
Stt1884A | cited by Sadler (Astr. Register 22, 216, 1884) | ||
Stt1893a | Ma j | Struve, O. | 1893ObPul..10....1S |
Stt1893a | Pulkova Obs. Observations 10, 1, 1893 | ||
Stt1906A | Ma - | Struve, O. | 1906MmRAS..56....1L |
Stt1906A | cited by Lewis (MemRAS 56, 1, 1906) | ||
Stt1906B | Ma j | Struve, O. | 1906QB821.B972..... |
Stt1906B | cited in BDS (Burnham Double Star Cat., 1906) | ||
Stt1908A | Ma - | Struve, O. | 1908MNRAS..68..465B |
Stt1908A | cited by Barnard (MNRAS 68, 465, 1908) | ||
Stt1913A | Ma - | Struve, O. | 1913QB811.B8....... |
Stt1913A | cited by Burnham (Carnegie Inst. Wash. #168, 1913) | ||
Stt1914A | Ma - | Struve, O. | 1914AN....198..107R |
Stt1914A | cited by Rabe (AN 198, 107, 1914) | ||
Stt1932A | Ma - | Struve, O. | 1932QB821.A43...... |
Stt1932A | cited in ADS (Aitken Double Star Cat., 1932) |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
21555+5232 | ABH 154 | AB,H | 2000 | 2 | 183 | 59.3 | 7.84 | 13.72 | F2V | N D | 215531.59+523140.7 |
21555+5232 | ABH 154 | AB,H | 2003 | 3 | 183 | 59.1 | 7.79 | 13.70 | F2V | NUD | 215531.59+523140.7 |
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 | D | E | F | G | H | I | J | K | |
B | pa=25.2° sep=1.43" | ||||||||||
C | pa=290.1° sep=27.31" | pa=287.2° sep=27.47" | |||||||||
D | pa=183.2° sep=25.09" | pa=184.4° sep=26.41" | pa=144.9° sep=42.11" | ||||||||
E | pa=11.3° sep=52.91" | pa=10.9° sep=51.52" | pa=40.3° sep=55.69" | pa=8.7° sep=77.82" | |||||||
F | pa=112.1° sep=36.63" | pa=114.4° sep=36.59" | pa=111.3° sep=63.94" | pa=72.4° sep=37.09" | pa=160.3° sep=69.78" | ||||||
G | pa=116.4° sep=72.56" | pa=117.5° sep=72.60" | pa=114.7° sep=99.75" | pa=96.2° sep=66.81" | pa=147.0° sep=100.30" | pa=120.7° sep=36.13" | |||||
H | pa=181.8° sep=59.10" | pa=182.3° sep=60.41" | pa=160.8° sep=72.50" | pa=180.7° sep=34.03" | pa=186.3° sep=111.62" | pa=218.3° sep=57.69" | pa=248.1° sep=72.01" | ||||
I | pa=247.0° sep=64.65" | pa=246.1° sep=65.72" | pa=224.3° sep=48.47" | pa=269.8° sep=58.09" | pa=222.1° sep=104.10" | pa=263.0° sep=94.14" | pa=273.2° sep=124.70" | pa=300.3° sep=66.85" | |||
J | pa=31.9° sep=66.25" | pa=32.0° sep=64.83" | pa=52.3° sep=76.61" | pa=24.1° sep=89.08" | pa=79.9° sep=24.97" | pa=0.8° sep=70.08" | pa=341.3° sep=93.48" | pa=17.7° sep=121.07" | pa=49.2° sep=124.79" | ||
K | pa=138.1° sep=54.51" | pa=139.4° sep=55.08" | pa=128.8° sep=79.68" | pa=112.3° sep=40.90" | pa=164.3° sep=96.03" | pa=174.7° sep=26.86" | pa=253.8° sep=29.74" | pa=64.2° sep=42.51" | pa=99.0° sep=97.15" | pa=179.1° sep=96.83" | |
L | pa=131.5° sep=54.18" | pa=132.9° sep=54.60" | pa=124.4° sep=80.24" | pa=104.5° sep=43.37" | pa=161.0° sep=92.83" | pa=163.3° sep=23.08" | pa=261.5° sep=24.70" | pa=61.4° sep=48.32" | pa=96.1° sep=100.65" | pa=176.5° sep=92.35" | pa=41.7° sep=6.22" |
Coord arcsec 2000 | 215531.59+523140.7 | Mag | 8.25 | Spectral class | F2V (yellow-white) | PmRA | -10.00 | ||||
PmDE | -4.0 | HIP | 108230 | Tycho2 | 3968-01329-1 | HD | 208546 | ||||
BD | BD+51 3187 |
Tycho2 | 3968-01329-1 | Pflag | P | RAmdeg | 328.88168137 | DEmdeg | 52.52804731 | ||||
PmRA | -10.1 | PmDE | -4.3 | E RAmdeg | 6 | E DEmdeg | 6 | ||||
E pmRA | 1.5 | E pmDE | 1.5 | EpRAm | 1991.38 | EpDEm | 1991.39 | ||||
Num | 4 | Q RAmdeg | 2.7 | Q DEmdeg | 1.8 | Q pmRA | 2.6 | ||||
Q pmDE | 1.9 | BTmag | 8.633 | E BTmag | 0.016 | VTmag | 8.247 | ||||
E VTmag | 0.012 | Prox | 16 | TYC | T | HIP | 108230 | ||||
CCDM | A | RAdeg | 328.88161583 | DEdeg | 52.52797083 | EpRA 1990 | 1.56 | ||||
EpDE 1990 | 1.57 | E RAdeg | 5.9 | E DEdeg | 5.9 | Posflg | D | ||||
Corr | 0.1 |
Catalog | H | HIP | 108230 | Proxy | H | RAhms | 21 55 31.59 | ||||
DEdms | +52 31 40.7 | Vmag | 7.76 | VarFlag | R Vmag | G | |||||
RAdeg | 328.882 | DEdeg | 52.528 | AstroRef | A | Plx | 3.93 | ||||
CCDM | 21555+5232 | N CCDM | I | Nsys | 3 | Ncomp | 2 | ||||
MultFlag | C | Source | P | Qual | C | M HIP | AB | ||||
Theta | 36 | Rho | 1.594 | HD | 208546 | BD | BD+51 3187 | ||||
CD | CP | Dm number | +51 3187 | VIred | 0.49 | ||||||
SpType | F2 | R SpType | Coord arcsec 2000 | 215531.59+523140.7 |
HIP | 108230 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 5.740067087 | DErad | 0.9167860266 | Plx | 3.96 | PmRA | 1.51 | ||||
PmDE | -0.26 | E RArad | 0.66 | E DErad | 0.63 | E Plx | 0.8 | ||||
E pmRA | 0.73 | E pmDE | 0.71 | Hpmag | 7.8525 | E Hpmag | 0.0017 | ||||
SHp | 0.013 | VA | 0 | BV | 0.422 | E BV | 0.015 | ||||
VI | 0.49 |
Ccdm | 21555+5232 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 1.65 | DDEs | -19.5 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 4 | Vmag | 8.4 | Sp | F2 | PmNote | * | ||||
PmRA | 2 | PmDE | -9 | Dm number | +51 3187 | Cat1 | BD | ||||
Name2 | +52 1553 | Cat2 | AGK2/3 | HD | 208546 | M HD | |||||
ADS BDS | A15460 | M ADS BDS | N IDS | IDS | 21519N5203A | ||||||
HIC | 108230 |
Coord arcsec 2000 | 215531.66+523142.0 | Mag | 8.93 | PmRA | -10.00 | PmDE | -4.0 | ||||
Tycho2 | 3968-01329-2 | Calc delta mag | 0.68 | Calc coord | yes |
Tycho2 | 3968-01329-2 | Pflag | P | RAmdeg | 328.88168137 | DEmdeg | 52.52804731 | ||||
PmRA | -10.1 | PmDE | -4.3 | E RAmdeg | 6 | E DEmdeg | 6 | ||||
E pmRA | 1.5 | E pmDE | 1.5 | EpRAm | 1991.38 | EpDEm | 1991.39 | ||||
Num | 4 | Q RAmdeg | 2.7 | Q DEmdeg | 1.8 | Q pmRA | 2.6 | ||||
Q pmDE | 1.9 | BTmag | 9.415 | E BTmag | 0.020 | VTmag | 8.934 | ||||
E VTmag | 0.016 | Prox | 16 | TYC | HIP | 108230 | |||||
CCDM | B | RAdeg | 328.88204778 | DEdeg | 52.52832722 | EpRA 1990 | 1.55 | ||||
EpDE 1990 | 1.58 | E RAdeg | 9.6 | E DEdeg | 9.5 | Posflg | D | ||||
Corr | 0.0 |
Ccdm | 21555+5232 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STT 456 | DRAs | DDEs | |||||||
R dRAs | Year | 1960 | Theta | 035 | Rho | 1.5 | |||||
Obs | 22 | Vmag | 8.6 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A15460 | M ADS BDS | N IDS | IDS | 21519N5203B | ||||||
HIC | 108230 |
Coord arcsec 2000 | 215528.78+523150.1 | Coord calc | 215528.78+523150.1 | Mag | 10.55 | PmRA | 83.00 | ||||
PmDE | 14.0 | HIP | 108222 | Calc delta mag | 2.3 |
Catalog | H | HIP | 108222 | Proxy | RAhms | 21 55 28.71 | |||||
DEdms | +52 31 50.0 | Vmag | 10.64 | VarFlag | R Vmag | H | |||||
RAdeg | 328.87 | DEdeg | 52.5306 | AstroRef | Plx | 3.88 | |||||
CCDM | 21555+5232 | N CCDM | I | Nsys | 3 | Ncomp | 1 | ||||
MultFlag | Source | Qual | S | M HIP | |||||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 0.74 | |||||||
SpType | R SpType | Coord arcsec 2000 | 215528.71+523150.0 |
HIP | 108222 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 5.7398578917 | DErad | 0.9168311757 | Plx | 3.78 | PmRA | 82.27 | ||||
PmDE | 13.25 | E RArad | 1.94 | E DErad | 1.73 | E Plx | 2.37 | ||||
E pmRA | 2.14 | E pmDE | 1.84 | Hpmag | 10.7833 | E Hpmag | 0.005 | ||||
SHp | 0.055 | VA | 0 | BV | 0.685 | E BV | 0.109 | ||||
VI | 0.74 |
Ccdm | 21555+5232 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STT 456 | DRAs | DDEs | |||||||
R dRAs | Year | 1881 | Theta | 187 | Rho | 25.3 | |||||
Obs | 2 | Vmag | 10.0 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A15460 | M ADS BDS | N IDS | IDS | 21519N5203C | ||||||
HIC | 108227 |
Coord arcsec 2000 | 215531.44+523115.7 | Mag | 10.96 | PmRA | -1.00 | PmDE | -2.0 | ||||
HIP | 108227 | Calc delta mag | 2.71 | Calc coord | yes |
Catalog | H | HIP | 108227 | Proxy | RAhms | 21 55 31.30 | |||||
DEdms | +52 31 15.8 | Vmag | 10.96 | VarFlag | R Vmag | H | |||||
RAdeg | 328.88 | DEdeg | 52.521 | AstroRef | C | Plx | 3.93 | ||||
CCDM | 21555+5232 | N CCDM | I | Nsys | 3 | Ncomp | 1 | ||||
MultFlag | C | Source | F | Qual | C | M HIP | |||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 0.75 | |||||||
SpType | R SpType | Coord arcsec 2000 | 215531.30+523115.8 |
HIP | 108227 | Sn | 15 | So | 3 | Nc | 1 | ||||
RArad | 5.7400462123 | DErad | 0.9166651821 | Plx | 2.43 | PmRA | -13.24 | ||||
PmDE | 32.22 | E RArad | 8.41 | E DErad | 8.45 | E Plx | 10.83 | ||||
E pmRA | 9.01 | E pmDE | 8.86 | Hpmag | 11.0974 | E Hpmag | 0.0447 | ||||
SHp | 0.37 | VA | 0 | BV | 0 | E BV | 0 | ||||
VI | 0 |
Ccdm | 21555+5232 | RComp | Comp | D | Note1 | ||||||
Note2 | Discov num | STT 456 | DRAs | DDEs | |||||||
R dRAs | Year | 1881 | Theta | 283 | Rho | 35.2 | |||||
Obs | 2 | Vmag | 9.2 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A15460 | M ADS BDS | N IDS | IDS | 21519N5203D | ||||||
HIC | 108222 |
Coord arcsec 2000 | 215532.73+523232.6 | Mag | 12.24 | PmRA | 8.00 | PmDE | 2.0 | ||||
Calc delta mag | 3.99 | Calc coord | yes |
Coord arcsec 2000 | 215535.31+523126.9 | Mag | 12.42 | PmRA | 0.00 | PmDE | 0.0 | ||||
Calc delta mag | 4.17 | Calc coord | yes |
Coord arcsec 2000 | 215538.71+523108.4 | Mag | 9.52 | PmRA | -1.00 | PmDE | -4.0 | ||||
Calc delta mag | 1.27 | Calc coord | yes |
Coord arcsec 2000 | 215531.39+523041.6 | Mag | 13.73 | PmRA | 12.00 | PmDE | -1.0 | ||||
Calc delta mag | 5.48 | Calc coord | yes |
Coord arcsec 2000 | 215525.07+523115.4 | Mag | 13.53 | PmRA | 13.00 | PmDE | 14.0 | ||||
Calc delta mag | 5.28 | Calc coord | yes |
Coord arcsec 2000 | 215535.42+523237.0 | Mag | 13.68 | PmRA | 22.00 | PmDE | 9.0 | ||||
Calc delta mag | 5.43 | Calc coord | yes |
Coord arcsec 2000 | 215535.58+523100.2 | Mag | 14.3 | Calc delta mag | 6.05 | Calc coord | yes |
Coord arcsec 2000 | 215536.04+523104.8 | Mag | 13.9 | Calc delta mag | 5.65 | Calc coord | yes |