Coord 2000 | 18443+3940 | Discov num | SHJ 277 | Comp | CD,H | Coord arcsec 2000 | 18 44 22.78 +39 36 45.8 | ||||
Date first | 2000 | Date last | 2015 | Obs | 4 | ||||||
Pa first | 313 | Pa last | 312.8 | P.A. Now (θ) | 312.8° | ||||||
Sep first | 96.6 | Sep last | 95.652 | Sep. Now (ρ) | 95.652" | ||||||
Mag pri | 4.56 | Mag sec | 13.90 | delta mag (ΔM) | 9.34 | Spectral class | A6Vn+A7Vn (white/white) | ||||
Pri motion ra | +008 | Sec motion ra | -003 | ||||||||
Pri motion dec | +054 | Sec motion dec | -003 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 67310 | 18 44 20 +39 40 12 | STF 2382 AB | 2021 | 641 | 345 | 2.2 | 5.15 | 6.10 | 0.95 | Y | ||
Show | Double Double | 67310 | 18 44 20 +39 40 12 | STFA 37 AB,CD | 2021 | 98 | 172 | 209.4 | 4.67 | 4.56 | 0.11 | ||
Show | 67310 | 18 44 20 +39 40 12 | STFA 37 AD | 2021 | 19 | 172 | 208.2 | 5.15 | 5.38 | 0.23 | |||
Show | 67310 | 18 44 20 +39 40 12 | STFA 37 AI | 2021 | 24 | 137 | 150.4 | 5.15 | 10.12 | 4.97 | |||
Show | 67315 | 18 44 20 +39 40 14 | STFA 37 BC | 2011 | 14 | 172 | 210.9 | 6.10 | 5.25 | 0.85 | |||
Show | 67315 | 18 44 20 +39 40 14 | STFA 37 BD | 2021 | 12 | 171 | 212.5 | 6.10 | 5.38 | 0.72 | |||
Show | 18 44 20 +39 40 14 | STFA 37 BI | 2015 | 10 | 137 | 151.3 | 6.10 | 10.12 | 4.02 | ||||
Show | 67315 | 18 44 23 +39 36 46 | CHR 77 Ca,Cb | 2005 | 5 | 225 | 0.1 | 5.25 | Y | ||||
Show | 67315 | 18 44 23 +39 36 46 | STF 2383 CD | 2021 | 641 | 75 | 2.3 | 5.25 | 5.38 | 0.13 | Y | ||
Show | 67315 | 18 44 23 +39 36 46 | SHJ 277 CD,F | 2015 | 3 | 0 | 93.3 | 4.56 | 12.70 | 8.14 | |||
Show | 67315 | 18 44 23 +39 36 46 | SHJ 277 CD,G | 2015 | 4 | 293 | 75.1 | 4.56 | 14.20 | 9.64 | |||
Show | 67315 | 18 44 23 +39 36 46 | SHJ 277 CD,H | 2015 | 4 | 313 | 95.7 | 4.56 | 13.90 | 9.34 | <=== | ||
Show | 67310 | 18 44 23 +39 36 46 | STF 2383 CE | 2015 | 8 | 334 | 63.2 | 5.25 | 12.30 | 7.05 | |||
Show | 18 44 23 +39 36 46 | STFA 37 CI | 2012 | 18 | 37 | 120.4 | 5.25 | 10.12 | 4.87 | ||||
Show | 67315 | 18 44 23 +39 36 46 | STFA 37 DI | 2000 | 6 | 37 | 121.6 | 5.38 | 10.12 | 4.74 | |||
Show | 67310 | 18 44 20 +39 37 43 | SHJ 277 EF | 2021 | 16 | 37 | 45.4 | 12.30 | 12.70 | 0.40 | |||
Show | 67310 | 18 44 20 +39 37 43 | SHJ 277 EG | 2015 | 11 | 236 | 50.0 | 12.30 | 14.20 | 1.90 | |||
Show | 18 44 20 +39 37 43 | STFA 37 EI | 2015 | 7 | 68 | 108.9 | 12.30 | 10.12 | 2.18 | ||||
Show | 18 44 17 +39 37 16 | SHJ 277 GH | 2015 | 13 | 358 | 35.8 | 14.20 | 13.90 | 0.30 |
Var name | NSV11301 Lyr | Constellation | Lyra | SAO | 67315 | HIP | 91926 | ||||
Tycho2 | 3122-03439-1 | Gaia DR2 | 2098202128093842432 | HD | 173608 | HR | 7054 | ||||
GC | 25668 | ADS | 11635 | BD | BD+39 3510 | Bayer | Epsilon 2 Lyrae | ||||
Bayer name | Eps2 Lyr | Distance | 47.69 | Distance ly | 155.56 | Bayer greek | ε2 Lyr |
discov_num | notes | refcode |
STF2382 | A: eps 1 Lyr = 4 Lyr | |
AB: A premature orbit has been computed. | ||
STFA 37 | AB,CD: See ADS for notes of components. | A__1932a |
AB and CD form the physical quadruple eps Lyrae, separation | ||
208". The observed small RV variations in each pair are probably | ||
merely scatter due to the very poor lines. | ||
BD: SHY 307. Bayesian analysis by Shaya & Olling (2011) indicates very | Shy2011 | |
high (near 100%) probability pair is physical. | ||
STF2383 | C: eps 2 Lyr = 5 Lyr | |
CHR 77 | Ca: See note for 18323-1439 = CHR 73. | Hrt1996b |
Ca is an Alpha CVn-type variable. | ||
The measures show a large scatter and there are many observations of | ||
the wider pair without a measure of this close companion. The nature | ||
of the motion or even the reality of this pair is in question. | Tok2010b | |
STF2383 | The longitude of periastron in the orbit of CD has been corrected. | Gzl1956a |
SHJ 277 | EF, EG, etc.: A preliminary sketch of the motions of the SHJ group | |
show the G component may be flying away in position angle ~190 | Dal2002a | |
STF2382 | AB: H 2 5. STF2383CD: H 2 6. | MEv2010 |
refcode | metd | author | reference |
A__1932a | Ma - | Aitken, R.G. | 1932QB821.A43...... |
A__1932a | Aitken Double Star Catalogue, 1932 | ||
Dal2002a | Ma u | Daley, J.A. | 2002DSO.....8....1D |
Dal2002a | +C | Double Star Observer 8, #1, 2002 | |
Gzl1956a | orb - | Guntzel-Lingner, U. | 1956AN....283...73G |
Gzl1956a | AN 283, 73, 1956 | ||
Hrt1996b | Sc j | Hartkopf, W.I., Mason, B.D., McAlister, H.A., Turner, N.H., Barry, D.J., Franz, . | 1996AJ....111..936H |
Hrt1996b | O.G., & Prieto, C.M | ||
Hrt1996b | AJ 111, 936, 1996 | ||
MEv2010 | - | MacEvoy, B. | ................... |
MEv2010 | private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) | ||
Shy2011 | - | Shaya, E.J. & Olling, R. | 2011ApJS..192....2S |
Shy2011 | ApJS 192, 2, 2011 | ||
Shy2011 | (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs | ||
Shy2011 | added to WDS only if probability 90% or greater.) | ||
Tok2010b | S - | Tokovinin, A. | ................... |
Tok2010b | private communication |
idgroup | discov | author |
1 | CHR | Center for High Ang. Res. Astronomy (speckle interferometry systems) |
3 | SHJ | South, J. & Herschel, J. |
20 | STF | Struve, F.G.W. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
18443+3940 | SHJ 277 | CD,H | 2012 | 1 | 312 | 95.8 | 11.71 | 13.22 | 184420.41+393742.8 | ||
18443+3940 | SHJ 277 | CD,H | 2015 | 4 | 313 | 95.7 | 4.56 | 13.90 | A6Vn+A7Vn | N | 184422.78+393645.8 |
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 | Cb | D | E | F | G | H | |
B | pa=347.0° sep=2.05" | ||||||||
C | pa=172.2° sep=208.51" | pa=172.2° sep=210.56" | |||||||
Cb | pa=172.2° sep=208.55" | pa=172.2° sep=210.59" | pa=217.1° sep=0.05" | ||||||
D | pa=171.6° sep=208.74" | pa=171.6° sep=210.79" | pa=87.5° sep=2.31" | pa=86.5° sep=2.35" | |||||
E | pa=179.7° sep=149.60" | pa=179.5° sep=151.61" | pa=334.3° sep=63.24" | pa=334.4° sep=63.26" | pa=332.4° sep=64.18" | ||||
F | pa=166.0° sep=116.77" | pa=166.1° sep=118.83" | pa=360.0° sep=93.28" | pa=0.0° sep=93.32" | pa=358.6° sep=93.20" | pa=37.0° sep=45.45" | |||
G | pa=193.0° sep=180.54" | pa=192.7° sep=182.38" | pa=294.0° sep=75.40" | pa=294.1° sep=75.39" | pa=293.3° sep=77.48" | pa=237.6° sep=49.11" | pa=227.7° sep=93.04" | ||
H | pa=190.3° sep=143.95" | pa=190.0° sep=145.84" | pa=320.2° sep=84.53" | pa=320.3° sep=84.55" | pa=319.0° sep=85.96" | pa=286.7° sep=27.84" | pa=242.4° sep=61.00" | pa=23.3° sep=37.35" | |
I | pa=144.7° sep=135.61" | pa=145.0° sep=137.51" | pa=27.6° sep=108.26" | pa=27.6° sep=108.31" | pa=26.6° sep=107.12" | pa=63.4° sep=86.79" | pa=87.0° sep=50.26" | pa=61.3° sep=135.74" | pa=73.5° sep=108.73" |
Coord arcsec 2000 | 184420.34+394012.4 | Mag | 5.15 | Spectral class | A4V (white) | PmRA | 11.00 | ||||
PmDE | 61.0 | SAO | 67310 | HIP | 91919 | Tycho2 | 3122-03438-2 | ||||
HD | 173582 | HR | 7051 | GC | 25667 | ADS | 11635 | ||||
BD | BD+39 3509 | Bayer | Epsilon 1 Lyrae | Bayer name | Eps1 | Flamsteed | 4 Lyrae | ||||
Flamsteed name | 4 Lyr |
Tycho2 | 3122-03438-2 | Pflag | RAmdeg | 281.08477158 | DEmdeg | 39.67012519 | |||||
PmRA | 11.1 | PmDE | 61.0 | E RAmdeg | 3 | E DEmdeg | 3 | ||||
E pmRA | 0.8 | E pmDE | 0.9 | EpRAm | 1991.48 | EpDEm | 1991.50 | ||||
Num | 13 | Q RAmdeg | 1.0 | Q DEmdeg | 1.7 | Q pmRA | 1.2 | ||||
Q pmDE | 1.9 | BTmag | 5.147 | E BTmag | 0.014 | VTmag | 5.008 | ||||
E VTmag | 0.009 | Prox | 26 | TYC | T | HIP | 91919 | ||||
CCDM | A | RAdeg | 281.08473833 | DEdeg | 39.66998389 | EpRA 1990 | 1.69 | ||||
EpDE 1990 | 1.66 | E RAdeg | 3.4 | E DEdeg | 3.4 | Posflg | D | ||||
Corr | 0.0 |
SAO | 67310 | DelFlag | RA1950 | PmRA1950 | 0.0011 | ||||||
DE1950 | PmDE1950 | 0.059 | Vmag | 5.1 | SpType | A3 | |||||
Double code | Source | 70 | CatNum | 25667 | DM | BD+39 3509 | |||||
DMcomp | A | BDsup | HD | 173582 | M HD | 0 | |||||
GC | 25667 | RA1950rad | 4.8986209 | DE1950rad | 0.6914417 | PmRA2000 | 0.0015 | ||||
PmDE2000 | 0.059 |
Catalog | H | HIP | 91919 | Proxy | H | RAhms | 18 44 20.34 | ||||
DEdms | +39 40 11.9 | Vmag | 4.67 | VarFlag | R Vmag | G | |||||
RAdeg | 281.085 | DEdeg | 39.67 | AstroRef | A | Plx | 20.1 | ||||
CCDM | 18443+3938 | N CCDM | I | Nsys | 2 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 353 | Rho | 2.536 | HD | 173582 | BD | BD+39 3509 | ||||
CD | CP | Dm number | +39 3509 | VIred | 0.19 | ||||||
SpType | F1V | R SpType | Coord arcsec 2000 | 184420.34+394011.9 |
HIP | 91919 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.9058541819 | DErad | 0.6923717076 | Plx | 20.09 | PmRA | 11.09 | ||||
PmDE | 61.39 | E RArad | 0.6 | E DErad | 0.61 | E Plx | 0.78 | ||||
E pmRA | 0.7 | E pmDE | 0.87 | Hpmag | 4.7286 | E Hpmag | 0.0006 | ||||
SHp | 0.007 | VA | 0 | BV | 0.17 | E BV | 0.01 | ||||
VI | 0.19 |
Coord arcsec 2000 | 184420.30+394014.4 | Coord calc | 184420.30+394014.4 | Mag | 6.1 | Spectral class | F1V (yellow-white) | ||||
PmRA | 2.00 | PmDE | 47.0 | Calc delta mag | 0.95 |
Coord arcsec 2000 | 184422.78+393645.8 | Coord calc | 184422.78+393645.8 | Mag | 5.25 | Spectral class | A8Vn (white) | ||||
PmRA | 8.00 | PmDE | 54.0 | Tycho2 | 3122-03439-1 | HD | 173608 | ||||
HR | 7054 | ADS | 11635 | DM | BD+39 3510 | Flamsteed | 5 Lyrae | ||||
Flamsteed name | 5 Lyr | Calc delta mag | 0.1 |
Tycho2 | 3122-03439-1 | Pflag | P | RAmdeg | 281.09527752 | DEmdeg | 39.61274590 | ||||
PmRA | 7.6 | PmDE | 54.2 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 2.0 | E pmDE | 1.9 | EpRAm | 1991.66 | EpDEm | 1991.62 | ||||
Num | 3 | Q RAmdeg | 2.5 | Q DEmdeg | 0.8 | Q pmRA | 2.5 | ||||
Q pmDE | 0.7 | BTmag | 5.435 | E BTmag | 0.014 | VTmag | 5.246 | ||||
E VTmag | 0.009 | Prox | 23 | TYC | T | HIP | 91926 | ||||
CCDM | C | RAdeg | 281.09490083 | DEdeg | 39.61260528 | EpRA 1990 | 1.64 | ||||
EpDE 1990 | 1.70 | E RAdeg | 3.4 | E DEdeg | 3.4 | Posflg | D | ||||
Corr | -0.1 |
Coord arcsec 2000 | 184422.78+393645.8 | SAO | 67315 | HIP | 91926 | HD | 173607 | ||||
HR | 7053 | GC | 25668 | BD | BD+39 3510 | Flamsteed | 5 Lyrae | ||||
Flamsteed name | 5 Lyr | Calc delta mag | 5.15 | Calc coord | yes |
SAO | 67315 | DelFlag | RA1950 | PmRA1950 | 0.0003 | ||||||
DE1950 | PmDE1950 | 0.064 | Vmag | 4.5 | SpType | A5 | |||||
Double code | Source | 70 | CatNum | 25668 | DM | BD+39 3510 | |||||
DMcomp | BDsup | HD | 173607 | M HD | 9 | ||||||
GC | 25668 | RA1950rad | 4.89879921 | DE1950rad | 0.69044252 | PmRA2000 | 0.0006 | ||||
PmDE2000 | 0.064 |
Catalog | H | HIP | 91926 | Proxy | H | RAhms | 18 44 22.78 | ||||
DEdms | +39 36 45.3 | Vmag | 4.59 | VarFlag | R Vmag | G | |||||
RAdeg | 281.095 | DEdeg | 39.6126 | AstroRef | C | Plx | 20.34 | ||||
CCDM | 18443+3938 | N CCDM | I | Nsys | 2 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | CD | |||||
Theta | 87 | Rho | 2.338 | HD | 173607 | BD | BD+39 3510 | ||||
CD | CP | Dm number | +39 3510 | VIred | 0.2 | ||||||
SpType | A8Vn | R SpType | Coord arcsec 2000 | 184422.78+393645.3 |
HIP | 91926 | Sn | 17 | So | 3 | Nc | 2 | ||||
RArad | 4.9060315072 | DErad | 0.6913702172 | Plx | 20.97 | PmRA | 6.18 | ||||
PmDE | 50.42 | E RArad | 0.35 | E DErad | 0.7 | E Plx | 0.5 | ||||
E pmRA | 0.39 | E pmDE | 0.73 | Hpmag | 4.6493 | E Hpmag | 0.0006 | ||||
SHp | 0.005 | VA | 0 | BV | 0.18 | E BV | 0 | ||||
VI | 0.2 |
Coord arcsec 2000 | 184422.98+393645.9 | Coord calc | 184422.98+393645.9 | Mag | 5.38 | Spectral class | F0Vn (yellow-white) | ||||
PmRA | 8.00 | PmDE | 54.0 | Tycho2 | 3122-03439-2 | Calc delta mag | 0.23 |
Tycho2 | 3122-03439-2 | Pflag | P | RAmdeg | 281.09527752 | DEmdeg | 39.61274590 | ||||
PmRA | 7.6 | PmDE | 54.2 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 2.0 | E pmDE | 1.9 | EpRAm | 1991.66 | EpDEm | 1991.62 | ||||
Num | 3 | Q RAmdeg | 2.5 | Q DEmdeg | 0.8 | Q pmRA | 2.5 | ||||
Q pmDE | 0.7 | BTmag | 5.628 | E BTmag | 0.014 | VTmag | 5.383 | ||||
E VTmag | 0.009 | Prox | 23 | TYC | T | HIP | 91926 | ||||
CCDM | D | RAdeg | 281.09574333 | DEdeg | 39.61264194 | EpRA 1990 | 1.71 | ||||
EpDE 1990 | 1.68 | E RAdeg | 3.5 | E DEdeg | 3.5 | Posflg | D | ||||
Corr | -0.1 |
Coord arcsec 2000 | 184420.41+393742.8 | Coord calc | 184420.41+393742.8 | Mag | 12.3 | Spectral class | F1V (yellow-white) | ||||
PmRA | 0.00 | PmDE | -7.0 | ADS | 11635 | DM | BD+39 3509 | ||||
Calc delta mag | 7.15 |
Coord arcsec 2000 | 184422.78+393819.1 | Mag | 12.7 | Calc delta mag | 7.55 | Calc coord | yes |
Coord arcsec 2000 | 184416.82+393716.5 | Coord calc | 184416.82+393716.5 | Mag | 14.2 | PmRA | -28.00 | ||||
PmDE | -88.0 | Calc delta mag | 9.05 |
Coord arcsec 2000 | 184418.10+393750.8 | Mag | 13.9 | Spectral class | A7Vn (white) | PmRA | -3.00 | ||||
PmDE | -3.0 | Calc delta mag | 8.75 | Calc coord | yes |
Coord arcsec 2000 | 184427.13+393821.7 | Mag | 10.12 | PmRA | -7.00 | PmDE | -4.0 | ||||
DM | BD+39 3512 | Calc delta mag | 4.97 | Calc coord | yes |