Coord 2000 | 20423+4549 | Discov num | CTT 15 | Comp | BD | Coord arcsec 2000 | 20 42 19.66 +45 49 53.1 | ||||
Date first | 1892 | Date last | 2015 | Obs | 13 | ||||||
Pa first | 179 | Pa last | 178.1 | P.A. Now (θ) | 178.1° | ||||||
Sep first | 88.5 | Sep last | 86.633 | Sep. Now (ρ) | 86.633" | ||||||
Mag pri | 10.58 | Mag sec | 10.60 | delta mag (ΔM) | 0.02 | Spectral class | |||||
Pri motion ra | -001 | Sec motion ra | +004 | ||||||||
Pri motion dec | -009 | Sec motion dec | +007 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 197488 | 49960 | 20 42 20 +45 49 24 | STT 411 AB | 2015 | 50 | 349 | 31.8 | 7.66 | 10.58 | 2.92 | ||
Show | 49960 | 20 42 20 +45 49 24 | WAL 132 AC | 2015 | 16 | 357 | 71.2 | 7.66 | 10.23 | 2.57 | |||
Show | 49960 | 20 42 20 +45 49 24 | BKO 158 AF | 2015 | 11 | 143 | 41.0 | 7.66 | 12.20 | 4.54 | |||
Show | 20 42 20 +45 49 53 | WAL 132 BC | 2015 | 15 | 4 | 40.1 | 10.58 | 10.23 | 0.35 | ||||
Show | 20 42 20 +45 49 53 | CTT 15 BD | 2015 | 13 | 178 | 86.6 | 10.58 | 10.60 | 0.02 | <=== | |||
Show | 20 42 20 +45 49 53 | CTT 15 BE | 2015 | 12 | 141 | 87.9 | 10.58 | 10.55 | 0.03 | ||||
Show | 20 42 25 +45 48 44 | BKO 158 EF | 2015 | 9 | 281 | 24.9 | 10.55 | 12.20 | 1.65 | ||||
Show | 20 42 25 +45 48 44 | BKO 158 EG | 2015 | 7 | 221 | 28.7 | 10.55 | 14.00 | 3.45 | ||||
Show | 20 42 25 +45 48 44 | BKO 158 EH | 2015 | 7 | 340 | 51.6 | 10.55 | 12.60 | 2.05 | ||||
Show | 20 42 25 +45 48 44 | BKO 158 EI | 2014 | 6 | 236 | 39.6 | 10.55 | 13.60 | 3.05 |
Constellation | Cygnus | Tycho2 | 3574-02542-1 | Gaia DR2 | 2070448912720759040 |
discov_num | notes | refcode |
STT 411 | AB: Optical pair, based on study of relative motion of the components | |
using the method of apparent motion parameters. | Kiy2008 |
refcode | metd | author | reference |
Kiy2008 | - | Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. | 2008SvAL...32..405K |
Kiy2008 | SvAL 34, 405, 2008 |
idgroup | discov | author |
1 | BKO | Ladanyi, T. & Berko, E. |
32 | CTT | Courtot, J.-F. |
77 | STT | Struve, O. |
114 | WAL | Wallenquist, A. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20423+4549 | CTT 15 | BD | 2008 | 7 | 178 | 86.7 | 10.58 | 10.40 | D | 204219.66+454953.1 | |
20423+4549 | CTT 15 | BD | 2015 | 9 | 178 | 86.6 | 10.58 | 10.60 | N | 204219.66+454953.1 |
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 | |
B | pa=346.6° sep=29.40" | |||||||
C | pa=358.1° sep=71.20" | pa=6.0° sep=42.79" | ||||||
D | pa=184.7° sep=58.18" | pa=178.7° sep=86.61" | pa=181.1° sep=129.17" | |||||
E | pa=129.9° sep=62.82" | pa=141.4° sep=88.15" | pa=155.6° sep=122.38" | pa=71.5° sep=55.87" | ||||
F | pa=152.4° sep=37.00" | pa=158.7° sep=65.89" | pa=169.4° sep=105.75" | pa=41.1° sep=33.42" | pa=283.6° sep=31.94" | |||
G | pa=150.5° sep=71.30" | pa=155.2° sep=99.87" | pa=164.3° sep=138.38" | pa=95.8° sep=40.11" | pa=211.0° sep=25.40" | pa=148.5° sep=34.34" | ||
H | pa=77.1° sep=36.68" | pa=115.7° sep=47.20" | pa=148.8° sep=73.62" | pa=31.5° sep=77.60" | pa=345.6° sep=50.04" | pa=24.4° sep=44.98" | pa=0.5° sep=70.23" | |
I | pa=157.9° sep=67.18" | pa=160.6° sep=96.34" | pa=168.3° sep=136.24" | pa=98.1° sep=30.35" | pa=226.3° sep=31.76" | pa=164.6° sep=30.56" | pa=268.9° sep=9.85" | pa=188.5° sep=71.20" |
Name | HD 197488 | Coord arcsec 2000 | 204220.31+454924.5 | Mag | 7.66 | Spectral class | G2V (yellow) | ||||
PmRA | -56.00 | PmDE | -189.0 | SAO | 49960 | HIP | 102189 | ||||
Tycho2 | 3574-02567-1 | HD | 197488 | ADS | 14190 | BD | BD+45 3245 |
Tycho2 | 3574-02567-1 | Pflag | RAmdeg | 310.58461112 | DEmdeg | 45.82345838 | |||||
PmRA | -54.4 | PmDE | -187.8 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 0.9 | E pmDE | 1.0 | EpRAm | 1991.32 | EpDEm | 1991.31 | ||||
Num | 10 | Q RAmdeg | 0.6 | Q DEmdeg | 1.0 | Q pmRA | 0.8 | ||||
Q pmDE | 1.0 | BTmag | 8.329 | E BTmag | 0.016 | VTmag | 7.654 | ||||
E VTmag | 0.011 | Prox | 603 | TYC | T | HIP | 102189 | ||||
CCDM | RAdeg | 310.58478972 | DEdeg | 45.82389250 | EpRA 1990 | 1.76 | |||||
EpDE 1990 | 1.68 | E RAdeg | 4.7 | E DEdeg | 4.9 | Posflg | |||||
Corr | 0.1 |
SAO | 49960 | DelFlag | RA1950 | PmRA1950 | -0.0068 | ||||||
DE1950 | PmDE1950 | -0.193 | Vmag | 7.9 | SpType | G0 | |||||
Double code | Source | 3 | CatNum | 1733 | DM | BD+45 3245 | |||||
DMcomp | BDsup | HD | 197488 | M HD | 0 | ||||||
GC | RA1950rad | 5.4133556 | DE1950rad | 0.79666845 | PmRA2000 | -0.0064 | |||||
PmDE2000 | -0.196 |
Catalog | H | HIP | 102189 | Proxy | RAhms | 20 42 20.35 | |||||
DEdms | +45 49 26.1 | Vmag | 7.59 | VarFlag | R Vmag | H | |||||
RAdeg | 310.585 | DEdeg | 45.8239 | AstroRef | Plx | 17.96 | |||||
CCDM | 20423+4549 | N CCDM | I | Nsys | 1 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 197488 | BD | BD+45 3245 | ||||||
CD | CP | Dm number | +45 3245 | VIred | 0.64 | ||||||
SpType | G2V | R SpType | Coord arcsec 2000 | 204220.35+454926.1 |
HIP | 102189 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 5.420727435 | DErad | 0.799778213 | Plx | 18.47 | PmRA | -55.62 | ||||
PmDE | -188.87 | E RArad | 0.46 | E DErad | 0.36 | E Plx | 0.47 | ||||
E pmRA | 0.58 | E pmDE | 0.41 | Hpmag | 7.7248 | E Hpmag | 0.0013 | ||||
SHp | 0.012 | VA | 0 | BV | 0.613 | E BV | 0.01 | ||||
VI | 0.68 |
Ccdm | 20423+4549 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.29 | DDEs | 24.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 7.7 | Sp | G0 | PmNote | * | ||||
PmRA | -61 | PmDE | -194 | Dm number | +45 3245 | Cat1 | BD | ||||
Name2 | +45 1733 | Cat2 | AGK2/3 | HD | 197488 | M HD | |||||
ADS BDS | A14190 | M ADS BDS | N IDS | IDS | 20390N4528A | ||||||
HIC | 102189 |
Coord arcsec 2000 | 204219.66+454953.1 | Coord calc | 204219.66+454953.1 | Mag | 10.58 | PmRA | -1.00 | ||||
PmDE | -9.0 | Calc delta mag | 2.92 |
Ccdm | 20423+4549 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STT 411 | DRAs | 1.61 | DDEs | 52.8 | |||||
R dRAs | 90 | Year | 1940 | Theta | 331 | Rho | 21.0 | ||||
Obs | 10 | Vmag | 10.5 | Sp | PmNote | * | |||||
PmRA | -8 | PmDE | -12 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A14190 | M ADS BDS | N IDS | IDS | 20390N4528B | ||||||
HIC |
Coord arcsec 2000 | 204220.09+455035.7 | Mag | 10.23 | PmRA | -4.00 | PmDE | 1.0 | ||||
Tycho2 | 3574-02074-1 | Calc delta mag | 2.57 | Calc coord | yes |
Tycho2 | 3574-02074-1 | Pflag | RAmdeg | 310.58297025 | DEmdeg | 45.84243879 | |||||
PmRA | 3.1 | PmDE | 3.2 | E RAmdeg | 21 | E DEmdeg | 25 | ||||
E pmRA | 1.2 | E pmDE | 1.2 | EpRAm | 1987.14 | EpDEm | 1984.73 | ||||
Num | 5 | Q RAmdeg | 1.3 | Q DEmdeg | 0.6 | Q pmRA | 1.3 | ||||
Q pmDE | 0.7 | BTmag | 10.791 | E BTmag | 0.045 | VTmag | 10.372 | ||||
E VTmag | 0.043 | Prox | 668 | TYC | T | HIP | |||||
CCDM | RAdeg | 310.58296778 | DEdeg | 45.84243389 | EpRA 1990 | 1.82 | |||||
EpDE 1990 | 1.62 | E RAdeg | 24.6 | E DEdeg | 31.6 | Posflg | |||||
Corr | 0.0 |
Coord arcsec 2000 | 204219.85+454826.5 | Mag | 10.6 | PmRA | 4.00 | PmDE | 7.0 | ||||
Tycho2 | 3574-02542-1 | Calc delta mag | 2.94 | Calc coord | yes |
Tycho2 | 3574-02542-1 | Pflag | RAmdeg | 310.58303644 | DEmdeg | 45.80724379 | |||||
PmRA | 5.0 | PmDE | 8.4 | E RAmdeg | 21 | E DEmdeg | 25 | ||||
E pmRA | 1.2 | E pmDE | 1.2 | EpRAm | 1987.40 | EpDEm | 1985.01 | ||||
Num | 5 | Q RAmdeg | 2.2 | Q DEmdeg | 1.0 | Q pmRA | 2.2 | ||||
Q pmDE | 1.0 | BTmag | 10.886 | E BTmag | 0.046 | VTmag | 10.408 | ||||
E VTmag | 0.043 | Prox | 553 | TYC | T | HIP | |||||
CCDM | RAdeg | 310.58303250 | DEdeg | 45.80721944 | EpRA 1990 | 1.81 | |||||
EpDE 1990 | 1.63 | E RAdeg | 23.9 | E DEdeg | 31.3 | Posflg | |||||
Corr | 0.1 |
Coord arcsec 2000 | 204224.92+454844.2 | Coord calc | 204224.92+454844.2 | Mag | 10.55 | PmRA | -1.00 | ||||
PmDE | -2.0 | Tycho2 | 3574-03272-1 | Calc delta mag | 2.89 |
Tycho2 | 3574-03272-1 | Pflag | RAmdeg | 310.60384738 | DEmdeg | 45.81227488 | |||||
PmRA | 0.5 | PmDE | -3.1 | E RAmdeg | 28 | E DEmdeg | 30 | ||||
E pmRA | 1.7 | E pmDE | 1.6 | EpRAm | 1986.57 | EpDEm | 1985.90 | ||||
Num | 4 | Q RAmdeg | 0.7 | Q DEmdeg | 1.6 | Q pmRA | 0.7 | ||||
Q pmDE | 1.6 | BTmag | 11.854 | E BTmag | 0.099 | VTmag | 10.312 | ||||
E VTmag | 0.042 | Prox | 553 | TYC | T | HIP | |||||
CCDM | RAdeg | 310.60384528 | DEdeg | 45.81229500 | EpRA 1990 | 1.76 | |||||
EpDE 1990 | 1.70 | E RAdeg | 35.7 | E DEdeg | 38.3 | Posflg | |||||
Corr | -0.1 |
Coord arcsec 2000 | 204221.95+454851.7 | Mag | 12.2 | PmRA | -9.00 | PmDE | 2.0 | ||||
Calc delta mag | 4.54 | Calc coord | yes |
Coord arcsec 2000 | 204223.67+454822.4 | Mag | 14 | PmRA | 13.00 | PmDE | 4.0 | ||||
Calc delta mag | 6.34 | Calc coord | yes |
Coord arcsec 2000 | 204223.73+454932.7 | Mag | 12.6 | PmRA | -6.00 | PmDE | -1.0 | ||||
Calc delta mag | 4.94 | Calc coord | yes |
Coord arcsec 2000 | 204222.73+454822.2 | Mag | 13.6 | Calc delta mag | 5.94 | Calc coord | yes |