Coord 2000 | 20072+3616 | Discov num | SEI 891 | Comp | AB | Coord arcsec 2000 | 20 07 12.03 +36 16 07.2 | ||||
Date first | 1896 | Date last | 2015 | Obs | 11 | ||||||
Pa first | 173 | Pa last | 171.4 | P.A. Now (θ) | 171.4° | ||||||
Sep first | 20.0 | Sep last | 18.653 | Sep. Now (ρ) | 18.653" | ||||||
Mag pri | 11.15 | Mag sec | 12.53 | delta mag (ΔM) | 1.38 | Spectral class | |||||
Pri motion ra | -002 | Sec motion ra | +003 | ||||||||
Pri motion dec | -010 | Sec motion dec | +000 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 20 07 12 +36 16 07 | SEI 891 AB | 2015 | 11 | 171 | 18.7 | 11.15 | 12.53 | 1.38 | <=== | |||
Show | 20 07 12 +36 16 07 | BKO 89 AC | 2015 | 8 | 349 | 29.1 | 11.15 | 12.46 | 1.31 | ||||
Show | 20 07 12 +36 16 07 | BKO 89 AE | 2015 | 14 | 282 | 120.8 | 11.15 | 11.00 | 0.15 | ||||
Show | 20 07 12 +36 16 35 | BKO 89 CD | 2015 | 8 | 192 | 9.7 | 13.20 | 13.70 | 0.50 | ||||
Show | 20 07 02 +36 16 32 | BKO 89 EF | 2015 | 8 | 19 | 7.6 | 11.00 | 14.00 | 3.00 |
Constellation | Cygnus | Tycho2 | 2683-02290-1 | Gaia DR2 | 2059218432264559232 |
refcode | metd | author | reference |
Bko2002 | C - | Ladanyi, T. & Berko, E. | ................... |
Bko2002 | Webb Soc., Double Star Circ. 10, 2002 | ||
Bko2003 | C u | Ladanyi, T., Berko, E. & Vaskuti, G | ................... |
Bko2003 | Webb Soc., Double Star Circ. 11, 2003 | ||
Bko2004 | C u | Berko, E., Ladanyi, T. & Vaskuti, G | ................... |
Bko2004 | Webb Soc., Double Star Circ. 12, 2004 | ||
Bko2005 | C u | Berko, E., Ladanyi, T. & Vaskuti, G | ................... |
Bko2005 | Webb Soc., Double Star Circ. 13, 2005 | ||
Bko2008 | C u | Berko, E. & Vaskuti, G. | ................... |
Bko2008 | Webb Soc., Double Star Circ. 16, 2008 | ||
Bko2008b | C u | Berko, E. | 2008JDSO....4..144B |
Bko2008b | JDSO 4, 144, 2008 | ||
Bko2009 | C u | Berko, E. | 2009JDSO....5...49B |
Bko2009 | JDSO 5, 49, 2009 | ||
Bko2009b | C u | Berko, E. | 2009JDSO....5..168B |
Bko2009b | JDSO 5, 168, 2009 | ||
Bko2009c | C u | Berko, E. | ................... |
Bko2009c | Webb Soc., Double Star Circ. 17, 2009 | ||
Bko2009d | C u | Berko, E. | 2009JDSO....5..189B |
Bko2009d | JDSO 5, 189, 2009 | ||
Bko2010a | C u | Berko, E. | 2010JDSO....6...21B |
Bko2010a | JDSO 6, 21, 2010 | ||
Bko2010b | C u | Berko, E. | ................... |
Bko2010b | Webb Soc., Double Star Circ. 18, 2010 | ||
Bko2011a | C u | Berko, E. | 2011JDSO....7....2B |
Bko2011a | JDSO 7, 2, 2011 | ||
Bko2011b | C u | Berko, E. | ................... |
Bko2011b | Webb Soc., Double Star Circ. 19, 29, 2011 (BKO 898 - BKO 980) | ||
Bko2011c | C u | Berko, E. | ................... |
Bko2011c | Webb Soc., Double Star Circ. 19, 42, 2011 (BKO 981 - BKO1042) | ||
Bko2012 | C u | Berko, E. | ................... |
Bko2012 | Webb Soc., Double Star Circ. 20, 2012 | ||
Sei1908 | Pa - | Scheiner, J. | 1908POPot..59.....S |
Sei1908 | +Po | Pub. Obs. Potsdam 20, #59, 1908 | |
Sei1913A | Pa - | Scheiner, J. | 1913QB811.B8....... |
Sei1913A | cited by Burnham (Carnegie Inst. Wash. #168, 1913) | ||
Sei1932A | Pa - | Scheiner, J. | 1932QB821.A43...... |
Sei1932A | 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 |
20072+3616 | SEI 891 | AB | 2002 | 5 | 171 | 18.6 | 11.15 | 12.00 | D | 200712.03+361607.2 | |
20072+3616 | SEI 891 | AB | 2015 | 7 | 171 | 18.6 | 11.15 | 12.53 | 200712.03+361607.2 |
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 | |
B | pa=173.0° sep=18.58" | ||||
C | pa=348.5° sep=28.57" | pa=350.3° sep=47.12" | |||
D | pa=338.6° sep=19.91" | pa=345.6° sep=38.18" | pa=189.5° sep=9.59" | ||
E | pa=282.0° sep=121.14" | pa=289.8° sep=128.38" | pa=268.5° sep=112.86" | pa=273.4° sep=111.44" | |
F | pa=285.5° sep=120.89" | pa=293.1° sep=129.13" | pa=272.2° sep=110.89" | pa=277.2° sep=110.09" | pa=15.7° sep=7.44" |
Coord arcsec 2000 | 200712.03+361607.2 | Mag | 11.15 | PmRA | -2.00 | PmDE | -10.0 | ||||
Tycho2 | 2683-02290-1 |
Tycho2 | 2683-02290-1 | Pflag | RAmdeg | 301.80011496 | DEmdeg | 36.26865657 | |||||
PmRA | 0.1 | PmDE | -7.3 | E RAmdeg | 106 | E DEmdeg | 98 | ||||
E pmRA | 2.7 | E pmDE | 2.4 | EpRAm | 1951.05 | EpDEm | 1953.45 | ||||
Num | 6 | Q RAmdeg | 0.6 | Q DEmdeg | 1.9 | Q pmRA | 0.6 | ||||
Q pmDE | 2.0 | BTmag | 12.383 | E BTmag | 0.201 | VTmag | 11.149 | ||||
E VTmag | 0.092 | Prox | 999 | TYC | HIP | ||||||
CCDM | RAdeg | 301.80012000 | DEdeg | 36.26869917 | EpRA 1990 | 1.57 | |||||
EpDE 1990 | 1.68 | E RAdeg | 157.6 | E DEdeg | 140.3 | Posflg | |||||
Corr | 0.2 |
Ccdm | 20072+3616 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 0.04 | DDEs | 6.8 | ||||||
R dRAs | 65 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 10.3 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | 20035N3559A | |||||||
HIC |
Coord arcsec 2000 | 200712.22+361548.8 | Mag | 12.53 | PmRA | 3.00 | PmDE | 0.0 | ||||
Calc delta mag | 1.38 | Calc coord | yes |
Ccdm | 20072+3616 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | SEI 891 | DRAs | 0.26 | DDEs | -11.9 | |||||
R dRAs | 65 | Year | 1896 | Theta | 173 | Rho | 20.0 | ||||
Obs | 1 | Vmag | 11.0 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | 20035N3559B | |||||||
HIC |
Coord arcsec 2000 | 200711.56+361635.2 | Coord calc | 200711.56+361635.2 | Mag | 13.2 | PmRA | 2.00 | ||||
PmDE | -2.0 | Calc delta mag | 2.05 |
Coord arcsec 2000 | 200711.43+361625.7 | Mag | 13.7 | PmRA | -7.00 | PmDE | -2.0 | ||||
Calc delta mag | 2.55 | Calc coord | yes |
Coord arcsec 2000 | 200702.23+361632.3 | Coord calc | 200702.23+361632.3 | Mag | 11 | Spectral class | G2:V: (yellow) | ||||
PmRA | 6.00 | PmDE | 0.0 | Tycho2 | 2683-01424-1 | Calc delta mag | 0.15 |
Tycho2 | 2683-01424-1 | Pflag | RAmdeg | 301.75934536 | DEmdeg | 36.27564637 | |||||
PmRA | 5.4 | PmDE | 0.6 | E RAmdeg | 33 | E DEmdeg | 35 | ||||
E pmRA | 1.7 | E pmDE | 1.7 | EpRAm | 1982.48 | EpDEm | 1982.85 | ||||
Num | 7 | Q RAmdeg | 0.6 | Q DEmdeg | 1.4 | Q pmRA | 0.6 | ||||
Q pmDE | 1.4 | BTmag | 11.620 | E BTmag | 0.075 | VTmag | 11.004 | ||||
E VTmag | 0.074 | Prox | 999 | TYC | HIP | ||||||
CCDM | RAdeg | 301.75933889 | DEdeg | 36.27564667 | EpRA 1990 | 1.55 | |||||
EpDE 1990 | 1.68 | E RAdeg | 53.0 | E DEdeg | 47.3 | Posflg | |||||
Corr | 0.2 |
Coord arcsec 2000 | 200702.40+361639.5 | Mag | 14 | PmRA | -27.00 | PmDE | -4.0 | ||||
Calc delta mag | 2.85 | Calc coord | yes |