Coord 2000 | 15155+3319 | Discov num | SMR 31 | Comp | AC | Coord arcsec 2000 | 15 15 30.16 +33 18 53.4 | ||||
Date first | 2002 | Date last | 2018 | Obs | 9 | ||||||
Pa first | 5 | Pa last | 4.8 | P.A. Now (θ) | 4.8° | ||||||
Sep first | 92.4 | Sep last | 93.19 | Sep. Now (ρ) | 93.19" | ||||||
Mag pri | 3.56 | Mag sec | 14.30 | delta mag (ΔM) | 10.74 | Spectral class | G8IIICN-1 (yellow) | ||||
Pri motion ra | +085 | Sec motion ra | +023 | ||||||||
Pri motion dec | -111 | Sec motion dec | -031 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | Del Boo | 64589 | 15 15 30 +33 18 53 | STFA 27 AB | 2021 | 128 | 78 | 105.0 | 3.56 | 7.89 | 4.33 | Y | |
Show | 64589 | 15 15 30 +33 18 53 | SMR 31 AC | 2018 | 9 | 5 | 93.2 | 3.56 | 14.30 | 10.74 | <=== |
Var name | NSV7002 Boo | Constellation | Bootes | SAO | 64589 | HIP | 74666 | ||||
Tycho2 | 2566-01639-1 | Gaia DR2 | 1278391075716738560 | HD | 135722 | HR | 5681 | ||||
GC | 20523 | ADS | 9559 | BD | BD+33 2561 | Bayer | Delta Bootis | ||||
Bayer name | Del Boo | Flamsteed | 49 Bootis | Flamsteed name | 49 Boo | FK5 | 563 | ||||
Distance | 37.34 | Distance ly | 121.8 | Bayer greek | δ Boo |
discov_num | notes | refcode |
STFA 27 | 49 Boo = del Boo. STTA136. A is a spectroscopic binary. | |
Mk III Limb-darkened diameter 2.75 +/- 0.04 mas. | MkT2001 | |
Mk III Limb-darkened diameter 2.764 +/- 0.030 mas. | MkT2003 | |
NPOI Limb-darkened diameter 2.74 +/- 0.03 mas, | NOI1999 | |
R = 10.5 +/- 0.2 \rsun. | ||
NPOI Limb-darkened diameter 2.76 +/- 0.03 mas. | NOI2001b | |
B is BD+33@2562. | ||
HJL 216. | HJL1986 | |
SHY 270. Bayesian analysis by Shaya & Olling (2011) indicates very | Shy2011 | |
high (near 100%) probability pair is physical. | ||
H 6 16. | MEv2010 | |
Toyota et al. (2009) monitored the RV of the A component every 1-2 | ||
months between 2003 Mar - 2007 Nov, using a high-dispersion echelle | ||
(precision ~10 m/s). Standard deviation of radial velocities <40 m/s | ||
and velocities show no periodic variation. This result rejects the | ||
association of a planet of mass > 1.8 Mjup | Toy2009 |
refcode | metd | author | reference |
HJL1986 | Pa - | Halbwachs, J.L. | 1986A&AS...66..131H |
HJL1986 | A&AS 66, 131, 1986 | ||
HJL1986 | (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added | ||
HJL1986 | only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113) | ||
MEv2010 | - | MacEvoy, B. | ................... |
MEv2010 | private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) | ||
MkT2001 | not j | Nordgren, T.E., Sudol, J.J. & Mozurkewich, D. | 2001AJ....122.2707N |
MkT2001 | AJ 122, 2707, 2001 | . | |
MkT2003 | Km - | Mozurkewich, D., Armstrong, J.T., Hindsley, R., Quirrenbach, A., Hummel, C.A., | 2003AJ....126.2502M |
MkT2003 | +not | Hutter, D., Johnston, K.J., Hajian, A., Elias, N.M., II, Buscher, D., & Simon, R. | |
MkT2003 | AJ 126, 2502, 2003 | ||
NOI1999 | not j | Nordgren, T.E., Germain, M.E., Benson, J.A., Mozurkewich, D., Sudol, J.J., Elias, | 1999AJ....118.3032N |
NOI1999 | II, N.M., Hajian, A.R., White, N.M., Hutter, D.J., Johnston, K.J., Gauss, F.S., | . | |
NOI1999 | Armstrong, J.T., Pauls, T.A. & Rickard, L.J. | . | |
NOI1999 | AJ 118, 3032, 1999 | . | |
NOI2001b | not j | Nordgren, T.E., Sudol, J.J. & Mozurkewich, D. | 2001AJ....122.2707N |
NOI2001b | AJ 122, 2707, 2001 | . | |
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.) | ||
Toy2009 | rv - | Toyota, E., Itoh, Y., Ishiguma, S., Urakawa, S., Murata, D., Oasa, Y., | 2008PASJ...61...19T |
Toy2009 | Matsuyama, H., Funayama, H., Sato, B., & Mukai, T. | ||
Toy2009 | PASJ 61, 19, 2009 |
idgroup | discov | author |
1 | SMR | Schlimmer, J. |
56 | STF | Struve, F.G.W. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
15155+3319 | SMR 31 | AC | 2012 | 1 | 5 | 91.6 | 3.56 | 14.30 | G8IIICN-1 | 151530.16+331853.4 | |
15155+3319 | SMR 31 | AC | 2013 | 2 | 5 | 92.4 | 3.56 | 14.30 | G8IIICN-1 | 151530.16+331853.4 | |
15155+3319 | SMR 31 | AC | 2017 | 4 | 5 | 93.5 | 3.56 | 14.30 | G8IIICN-1 | N | 151530.16+331853.4 |
15155+3319 | SMR 31 | AC | 2018 | 9 | 5 | 93.2 | 3.56 | 14.30 | G8IIICN-1 | N | 151530.16+331853.4 |
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 | |
B | pa=75.4° sep=88.58" | |
C | pa=4.0° sep=93.09" | pa=311.7° sep=106.02" |
Name | Del Boo | Coord arcsec 2000 | 151530.16+331853.4 | Mag | 3.56 | Spectral class | G8III (yellow) | ||||
PmRA | 85.00 | PmDE | -112.0 | SAO | 64589 | HIP | 74666 | ||||
Tycho2 | 2566-01639-1 | HD | 135722 | HR | 5681 | GC | 20523 | ||||
BD | BD+33 2561 | Bayer | Delta Bootis | Bayer name | Del | Flamsteed | 49 Bootis | ||||
Flamsteed name | 49 Boo | FK5 | 563 |
Tycho2 | 2566-01639-1 | Pflag | RAmdeg | 228.87567834 | DEmdeg | 33.31483226 | |||||
PmRA | 84.7 | PmDE | -110.9 | E RAmdeg | 3 | E DEmdeg | 3 | ||||
E pmRA | 0.7 | E pmDE | 0.7 | EpRAm | 1991.27 | EpDEm | 1991.40 | ||||
Num | 23 | Q RAmdeg | 0.7 | Q DEmdeg | 1.0 | Q pmRA | 0.7 | ||||
Q pmDE | 1.1 | BTmag | 4.669 | E BTmag | 0.014 | VTmag | 3.563 | ||||
E VTmag | 0.009 | Prox | 999 | TYC | T | HIP | 74666 | ||||
CCDM | RAdeg | 228.87544306 | DEdeg | 33.31508722 | EpRA 1990 | 1.65 | |||||
EpDE 1990 | 1.72 | E RAdeg | 3.2 | E DEdeg | 3.1 | Posflg | |||||
Corr | -0.1 |
SAO | 64589 | DelFlag | RA1950 | PmRA1950 | 0.0066 | ||||||
DE1950 | PmDE1950 | -0.116 | Vmag | 3.5 | SpType | K0 | |||||
Double code | Source | 74 | CatNum | 563 | DM | BD+33 2561 | |||||
DMcomp | BDsup | HD | 135722 | M HD | 0 | ||||||
GC | 20523 | RA1950rad | 3.98583144 | DE1950rad | 0.58469112 | PmRA2000 | 0.0069 | ||||
PmDE2000 | -0.112 |
Catalog | H | HIP | 74666 | Proxy | RAhms | 15 15 30.10 | |||||
DEdms | +33 18 54.4 | Vmag | 3.46 | VarFlag | R Vmag | H | |||||
RAdeg | 228.875 | DEdeg | 33.3151 | AstroRef | Plx | 27.94 | |||||
CCDM | 15156+3319 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 135722 | BD | BD+33 2561 | ||||||
CD | CP | Dm number | +33 2561 | VIred | 0.96 | ||||||
SpType | G8III | R SpType | Coord arcsec 2000 | 151530.10+331854.4 |
HIP | 74666 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 3.994629874 | DErad | 0.5814582287 | Plx | 26.78 | PmRA | 84.74 | ||||
PmDE | -111.58 | E RArad | 0.09 | E DErad | 0.11 | E Plx | 0.16 | ||||
E pmRA | 0.1 | E pmDE | 0.13 | Hpmag | 3.6268 | E Hpmag | 0.0003 | ||||
SHp | 0.004 | VA | 0 | BV | 0.961 | E BV | 0.003 | ||||
VI | 0.96 |
Coord arcsec 2000 | 151537.00+331915.8 | Mag | 7.89 | Spectral class | G0V (yellow) | PmRA | 82.00 | ||||
PmDE | -110.0 | HIP | 74674 | Tycho2 | 2566-00246-1 | BD | BD+33 2562 | ||||
Calc delta mag | 4.33 | Calc coord | yes |
Tycho2 | 2566-00246-1 | Pflag | RAmdeg | 228.90978680 | DEmdeg | 33.32092225 | |||||
PmRA | 83.7 | PmDE | -109.5 | E RAmdeg | 5 | E DEmdeg | 4 | ||||
E pmRA | 1.5 | E pmDE | 1.5 | EpRAm | 1991.48 | EpDEm | 1991.65 | ||||
Num | 7 | Q RAmdeg | 0.2 | Q DEmdeg | 0.8 | Q pmRA | 0.3 | ||||
Q pmDE | 0.7 | BTmag | 8.527 | E BTmag | 0.016 | VTmag | 7.894 | ||||
E VTmag | 0.011 | Prox | 999 | TYC | T | HIP | 74674 | ||||
CCDM | RAdeg | 228.90955472 | DEdeg | 33.32117111 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.82 | E RAdeg | 5.3 | E DEdeg | 4.4 | Posflg | |||||
Corr | -0.1 |
Catalog | H | HIP | 74674 | Proxy | RAhms | 15 15 38.29 | |||||
DEdms | +33 19 16.3 | Vmag | 7.8 | VarFlag | R Vmag | H | |||||
RAdeg | 228.91 | DEdeg | 33.3212 | AstroRef | Plx | 27.61 | |||||
CCDM | 15156+3319 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | BD | BD+33 2562 | |||||||
CD | CP | Dm number | +33 2562 | VIred | 0.95 | ||||||
SpType | G0Vvar | R SpType | Coord arcsec 2000 | 151538.29+331916.3 |
HIP | 74674 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 3.9952252483 | DErad | 0.5815644677 | Plx | 27.05 | PmRA | 83.48 | ||||
PmDE | -110.41 | E RArad | 0.38 | E DErad | 0.46 | E Plx | 0.73 | ||||
E pmRA | 0.39 | E pmDE | 0.54 | Hpmag | 7.929 | E Hpmag | 0.0013 | ||||
SHp | 0.016 | VA | 0 | BV | 0.624 | E BV | 0.012 | ||||
VI | 0.69 |
Coord arcsec 2000 | 151530.68+332026.3 | Mag | 14.3 | Spectral class | 1 | PmRA | 23.00 | ||||
PmDE | -31.0 | Calc delta mag | 10.74 | Calc coord | yes |