Coord 2000 | 20077+0446 | Discov num | STF2627 | Comp | AB | Coord arcsec 2000 | 20 07 42.53 +04 46 28.6 | ||||
Date first | 1827 | Date last | 2015 | Obs | 20 | ||||||
Pa first | 22 | Pa last | 32 | P.A. Now (θ) | 32° | ||||||
Sep first | 2.0 | Sep last | 1.976 | Sep. Now (ρ) | 1.976" | ||||||
Mag pri | 9.67 | Mag sec | 10.81 | delta mag (ΔM) | 1.14 | Spectral class | A5 (white) | ||||
Pri motion ra | +000 | Sec motion ra | +000 | ||||||||
Pri motion dec | -024 | Sec motion dec | -028 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 191028 | 125476 | 20 07 43 +04 46 29 | STF 2627 AB | 2015 | 20 | 32 | 2.0 | 9.67 | 10.81 | 1.14 | <=== | |
Show | 125476 | 20 07 43 +04 46 29 | STF 2627 AC | 2015 | 16 | 261 | 82.2 | 9.67 | 7.70 | 1.97 | |||
Show | 125476 | 20 07 43 +04 46 29 | ARN 20 AD | 2015 | 13 | 127 | 99.4 | 9.67 | 8.91 | 0.76 |
Name | HD 191028 | Constellation | Aquila | SAO | 125476 | Tycho2 | 0503-00932-1 | ||||
Gaia DR2 | 4247794673759080704 | HD | 191028 | GC | 27923 |
discov_num | notes | refcode |
STF2627 | C is BD+04@4349. |
refcode | metd | author | reference |
Arn2001 | Mg j | Arnold, D. | 2001DSO.....7....4A |
Arn2001 | Double Star Observer 7, #4, 2001 | ||
Arn2002a | Mg j | Arnold, D. | 2002DSO.....8....1A |
Arn2002a | Double Star Observer 8, #1, 2002 | ||
Arn2002b | Mg - | Arnold, D. | 2002DSO.....8....3A |
Arn2002b | Double Star Observer 8, #3, 2002 | ||
Arn2002c | Mg j | Arnold, D. | 2002DSO.....8....4A |
Arn2002c | Double Star Observer 8, #4, 2002 | ||
Arn2002d | Mg j | Arnold, D. | 2002DSO.....8....5A |
Arn2002d | Double Star Observer 8, #5, 2002 | ||
Arn2003a | Mg j | Arnold, D. | 2003DSO.....9....1A |
Arn2003a | Double Star Observer 9, #1, 2003 | ||
Arn2003b | Mg j | Arnold, D. | 2003DSO.....9....3A |
Arn2003b | Double Star Observer 9, #3, 2003 | ||
Arn2003c | Mg j | Arnold, D. | 2003DSO.....9....4A |
Arn2003c | Double Star Observer 9, #4, 2003 | ||
Arn2003d | Mg j | Arnold, D. | 2003DSO.....9....5A |
Arn2003d | Double Star Observer 9, #5, 2003 | ||
Arn2003e | Mg j | Arnold, D. | 2003DSO.....9....6A |
Arn2003e | Double Star Observer 9, #6, 2003 | ||
Arn2004a | Mg j | Arnold, D. | 2004DSO....10....1A |
Arn2004a | Double Star Observer 10, #1, 2004 | ||
Arn2004b | Mg j | Arnold, D. | 2004DSO....10....2A |
Arn2004b | Double Star Observer 10, #2, 2004 | ||
Arn2004c | Mg j | Arnold, D. | 2004DSO....10....3A |
Arn2004c | Double Star Observer 10, #3, 2004 | ||
Arn2004d | Mg j | Arnold, D. | 2004DSO....10....4A |
Arn2004d | Double Star Observer 10, #4, 2004 | ||
Arn2004e | Mg j | Arnold, D. | 2004DSO....10....5A |
Arn2004e | Double Star Observer 10, #5, 2004 | ||
Arn2004f | Mg j | Arnold, D. | 2004DSO....10....6A |
Arn2004f | Double Star Observer 10, #6, 2004 | ||
Arn2005a | Mg j | Arnold, D. | 2005DSO....11....1A |
Arn2005a | Double Star Observer 11, #1, 2005 | ||
Arn2005b | Mg j | Arnold, D. | 2005DSO....11....2A |
Arn2005b | Double Star Observer 11, #2, 2005 | ||
Arn2005c | Mg j | Arnold, D. | 2005DSO....11....3A |
Arn2005c | Double Star Observer 11, #3, 2005 | ||
Arn2005d | Mg j | Arnold, D. | 2005DSO....11....4A |
Arn2005d | Double Star Observer 11, #4, 2005 | ||
Arn2005e | Mg j | Arnold, D. | 2005DSO....11....5A |
Arn2005e | Double Star Observer 11, #5, 2005 | ||
Arn2005f | Mg j | Arnold, D. | 2005DSO....11....6A |
Arn2005f | Double Star Observer 11, #6, 2005 | ||
Arn2006a | Mg j | Arnold, D. | 2006JDSO....2....6A |
Arn2006a | +C | JDSO 2, 6, 2006 | |
Arn2006b | Mg j | Arnold, D. | 2006JDSO....2...13A |
Arn2006b | JDSO 2, 13, 2006 | ||
Arn2006c | Mg j | Arnold, D. | 2006JDSO....2...54A |
Arn2006c | JDSO 2, 54, 2006 | ||
Arn2006d | Mg j | Arnold, D. | 2006JDSO....2...61A |
Arn2006d | JDSO 2, 61, 2006 | ||
Arn2006e | Mg j | Arnold, D. | 2006JDSO....2...79A |
Arn2006e | JDSO 2, 79, 2006 | ||
Arn2006f | Mg j | Arnold, D. | 2006JDSO....2...87A |
Arn2006f | JDSO 2, 87, 2006 | ||
Arn2006g | Mg j | Arnold, D. | 2006JDSO....2..163A |
Arn2006g | +C | JDSO 2, 163, 2006 | |
Arn2007a | Mg j | Arnold, D. | 2007JDSO....3...27A |
Arn2007a | JDSO 3, 27, 2007 | ||
Arn2007b | Mg j | Arnold, D. | 2007JDSO....3...55A |
Arn2007b | JDSO 3, 55, 2007 | ||
Arn2007c | Mg j | Arnold, D. | 2007JDSO....3..119A |
Arn2007c | JDSO 3, 119, 2007 | ||
Arn2007d | Mg j | Arnold, D. | 2007JDSO....3..139A |
Arn2007d | JDSO 3, 139, 2007 | ||
Arn2008a | Mg j | Arnold, D. | 2008JDSO....4....2A |
Arn2008a | JDSO 4, 2, 2008 | ||
Arn2008b | Mg j | Arnold, D. | 2008JDSO....4...66A |
Arn2008b | JDSO 4, 66, 2008 | ||
Arn2008c | Mg j | Arnold, D. | 2008JDSO....4...91A |
Arn2008c | JDSO 4, 91, 2008 | ||
Arn2008d | Mg j | Arnold, D. | 2008JDSO....4..136A |
Arn2008d | JDSO 4, 136, 2008 | ||
Arn2009a | Mg j | Arnold, D. | 2009JDSO....5....2A |
Arn2009a | JDSO 5, 2, 2009 | ||
Arn2009b | Mg j | Arnold, D. | 2009JDSO....5...94A |
Arn2009b | JDSO 5, 94, 2009 | ||
Arn2009c | Mg j | Arnold, D. | 2009JDSO....5..129A |
Arn2009c | JDSO 5, 129, 2009 | ||
Arn2009d | Mg j | Arnold, D. | 2009JDSO....5..182A |
Arn2009d | JDSO 5, 182, 2009 | ||
Arn2010a | Mg j | Arnold, D. | 2010JDSO....6....5A |
Arn2010a | JDSO 6, 5, 2010 | ||
Arn2010b | Mg j | Arnold, D. | 2010JDSO....6..141A |
Arn2010b | JDSO 6, 141, 2010 | ||
Arn2010c | Mg j | Arnold, D. | 2010JDSO....6..170A |
Arn2010c | JDSO 6, 170, 2010 | ||
Arn2010d | Mg j | Arnold, D. | 2010JDSO....6..301A |
Arn2010d | JDSO 6, 301, 2010 | ||
Arn2012a | Mg j | Arnold, D. | 2012JDSO....8...32A |
Arn2012a | JDSO 8, 32, 2012 | ||
Arn2012b | Mg - | Arnold, D. | 2012JDSO....8..176A |
Arn2012b | JDSO 8, 176, 2012 | ||
Arn2012c | Mg j | Arnold, D. | 2012JDSO....8..226A |
Arn2012c | JDSO 8, 226, 2012 | ||
Arn2013a | Mg j | Arnold, D. | 2013JDSO....9...10A |
Arn2013a | JDSO 9, 10, 2013 | ||
Arn2013b | M j | Arnold, D. | 2013JDSO....9..100A |
Arn2013b | JDSO 9, 100, 2013 | ||
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 |
20077+0446 | STF2627 | AB | 1991 | 18 | 36 | 1.9 | 9.67 | 10.81 | A5 | N | 200742.53+044628.7 |
20077+0446 | STF2627 | AB | 2009 | 19 | 33 | 2.0 | 9.67 | 10.81 | A5 | N | 200742.53+044628.7 |
20077+0446 | STF2627 | AB | 2015 | 20 | 32 | 2.0 | 9.67 | 10.81 | A5 | N | 200742.53+044628.6 |
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=31.9° sep=1.97" | ||
C | pa=260.6° sep=81.88" | pa=259.5° sep=83.20" | |
D | pa=126.8° sep=99.16" | pa=127.9° sep=99.35" | pa=106.0° sep=166.65" |
Name | HD 191028 | Coord arcsec 2000 | 200742.53+044628.6 | Mag | 9.67 | Spectral class | A5 (white) | ||||
PmRA | 0.00 | PmDE | -24.0 | SAO | 125476 | Tycho2 | 0503-00932-1 | ||||
HD | 191028 | GC | 27923 | DM | BD+04 4350 |
Tycho2 | 0503-00932-1 | Pflag | P | RAmdeg | 301.92723002 | DEmdeg | 4.77464768 | ||||
PmRA | -0.1 | PmDE | -27.8 | E RAmdeg | 16 | E DEmdeg | 15 | ||||
E pmRA | 1.9 | E pmDE | 1.8 | EpRAm | 1990.59 | EpDEm | 1990.68 | ||||
Num | 3 | Q RAmdeg | 0.9 | Q DEmdeg | 1.5 | Q pmRA | 0.9 | ||||
Q pmDE | 1.6 | BTmag | 10.029 | E BTmag | 0.027 | VTmag | 9.669 | ||||
E VTmag | 0.028 | Prox | 19 | TYC | T | HIP | |||||
CCDM | RAdeg | 301.92719528 | DEdeg | 4.77466611 | EpRA 1990 | 1.39 | |||||
EpDE 1990 | 1.46 | E RAdeg | 16.4 | E DEdeg | 15.4 | Posflg | D | ||||
Corr | -0.3 |
SAO | 125476 | DelFlag | RA1950 | PmRA1950 | 0.0029 | ||||||
DE1950 | PmDE1950 | -0.01 | Vmag | 9.4 | SpType | A5 | |||||
Double code | Source | 70 | CatNum | 27923 | DM | BD+04 4350 | |||||
DMcomp | BDsup | HD | 191028 | M HD | 0 | ||||||
GC | 27923 | RA1950rad | 5.25879082 | DE1950rad | 0.080791 | PmRA2000 | 0.0031 | ||||
PmDE2000 | -0.012 |
Ccdm | 20077+0446 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 0.55 | DDEs | 29.6 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 9.9 | Sp | A5 | PmNote | * | ||||
PmRA | 9 | PmDE | -4 | Dm number | +04 4350 | Cat1 | BD | ||||
Name2 | +04 2676 | Cat2 | AGK2/3 | HD | 191028 | M HD | |||||
ADS BDS | A13399 | M ADS BDS | N IDS | IDS | 20027N0429A | ||||||
HIC |
Coord arcsec 2000 | 200742.60+044630.3 | Mag | 10.81 | PmRA | 0.00 | PmDE | -28.0 | ||||
Tycho2 | 0503-00932-2 | Calc delta mag | 1.14 | Calc coord | yes |
Tycho2 | 0503-00932-2 | Pflag | P | RAmdeg | 301.92723002 | DEmdeg | 4.77464768 | ||||
PmRA | -0.1 | PmDE | -27.8 | E RAmdeg | 16 | E DEmdeg | 15 | ||||
E pmRA | 1.9 | E pmDE | 1.8 | EpRAm | 1990.59 | EpDEm | 1990.68 | ||||
Num | 3 | Q RAmdeg | 0.9 | Q DEmdeg | 1.5 | Q pmRA | 0.9 | ||||
Q pmDE | 1.6 | BTmag | 11.658 | E BTmag | 0.083 | VTmag | 10.811 | ||||
E VTmag | 0.072 | Prox | 19 | TYC | HIP | ||||||
CCDM | RAdeg | 301.92750639 | DEdeg | 4.77509000 | EpRA 1990 | 1.38 | |||||
EpDE 1990 | 1.47 | E RAdeg | 51.2 | E DEdeg | 47.6 | Posflg | D | ||||
Corr | -0.3 |
Ccdm | 20077+0446 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2627 | DRAs | DDEs | |||||||
R dRAs | Year | 1829 | Theta | 029 | Rho | 1.9 | |||||
Obs | 10 | Vmag | 12.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A13399 | M ADS BDS | N IDS | IDS | 20027N0429B | ||||||
HIC |
Coord arcsec 2000 | 200737.13+044615.2 | Mag | 7.7 | PmRA | -12.00 | PmDE | -30.0 | ||||
SAO | 125474 | Tycho2 | 0503-01530-1 | HD | 191014 | DM | BD+04 4349 | ||||
Calc delta mag | 1.97 | Calc coord | yes |
Tycho2 | 0503-01530-1 | Pflag | RAmdeg | 301.90467521 | DEmdeg | 4.77095876 | |||||
PmRA | -12.1 | PmDE | -29.7 | E RAmdeg | 6 | E DEmdeg | 6 | ||||
E pmRA | 1.3 | E pmDE | 1.2 | EpRAm | 1991.05 | EpDEm | 1990.99 | ||||
Num | 10 | Q RAmdeg | 0.7 | Q DEmdeg | 0.8 | Q pmRA | 0.6 | ||||
Q pmDE | 0.8 | BTmag | 9.556 | E BTmag | 0.022 | VTmag | 7.696 | ||||
E VTmag | 0.011 | Prox | 817 | TYC | T | HIP | |||||
CCDM | RAdeg | 301.90470417 | DEdeg | 4.77103000 | EpRA 1990 | 1.51 | |||||
EpDE 1990 | 1.37 | E RAdeg | 5.8 | E DEdeg | 6.3 | Posflg | |||||
Corr | -0.3 |
SAO | 125474 | DelFlag | RA1950 | PmRA1950 | -0.0002 | ||||||
DE1950 | PmDE1950 | -0.026 | Vmag | 8.3 | SpType | K2 | |||||
Double code | Source | 30 | CatNum | 6994 | DM | BD+04 4349 | |||||
DMcomp | BDsup | HD | 191014 | M HD | 0 | ||||||
GC | RA1950rad | 5.25838998 | DE1950rad | 0.08073065 | PmRA2000 | 0 | |||||
PmDE2000 | -0.029 |
Ccdm | 20077+0446 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STF2627 | DRAs | -4.80 | DDEs | 15.1 | |||||
R dRAs | 10 | Year | 1912 | Theta | 262 | Rho | 80.4 | ||||
Obs | 1 | Vmag | 7.9 | Sp | K2 | PmNote | * | ||||
PmRA | 12 | PmDE | -29 | Dm number | +04 4349 | Cat1 | BD | ||||
Name2 | +04 2674 | Cat2 | AGK2/3 | HD | 191014 | M HD | |||||
ADS BDS | A13399 | M ADS BDS | N IDS | IDS | 20027N0429C | ||||||
HIC |
Coord arcsec 2000 | 200747.84+044529.2 | Mag | 8.91 | PmRA | -8.00 | PmDE | -9.0 | ||||
Tycho2 | 0503-01559-1 | Calc delta mag | 0.76 | Calc coord | yes |
Tycho2 | 0503-01559-1 | Pflag | RAmdeg | 301.94944331 | DEmdeg | 4.75805965 | |||||
PmRA | -6.6 | PmDE | -6.0 | E RAmdeg | 12 | E DEmdeg | 12 | ||||
E pmRA | 1.4 | E pmDE | 1.3 | EpRAm | 1989.98 | EpDEm | 1989.79 | ||||
Num | 8 | Q RAmdeg | 0.6 | Q DEmdeg | 1.1 | Q pmRA | 0.6 | ||||
Q pmDE | 1.1 | BTmag | 10.704 | E BTmag | 0.041 | VTmag | 8.906 | ||||
E VTmag | 0.016 | Prox | 997 | TYC | T | HIP | |||||
CCDM | RAdeg | 301.94945889 | DEdeg | 4.75807361 | EpRA 1990 | 1.44 | |||||
EpDE 1990 | 1.40 | E RAdeg | 12.2 | E DEdeg | 12.2 | Posflg | |||||
Corr | -0.4 |