Coord 2000 | 18130-2307 | Discov num | EVS 34 | Comp | AC | Coord arcsec 2000 | 18 13 02.49 -23 07 02.2 | ||||
Date first | 2011 | Date last | 2015 | Obs | 2 | ||||||
Pa first | 258 | Pa last | 258.5 | P.A. Now (θ) | 258.5° | ||||||
Sep first | 23.5 | Sep last | 23.683 | Sep. Now (ρ) | 23.683" | ||||||
Mag pri | 6.96 | Mag sec | 18.15 | delta mag (ΔM) | 11.19 | Spectral class | F7/8Ib/II (yellow-white) | ||||
Pri motion ra | +002 | Sec motion ra | |||||||||
Pri motion dec | -006 | Sec motion dec | |||||||||
Notes | N U (See Notes, Proper motion indicates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 186478 | 18 13 02 -23 07 02 | EVS 34 AB | 2011 | 1 | 86 | 6.3 | 6.96 | 17.85 | 10.89 | |||
Show | 186478 | 18 13 02 -23 07 02 | EVS 34 AC | 2015 | 2 | 259 | 23.7 | 6.96 | 18.15 | 11.19 | <=== | ||
Show | 12 Sgr | 186478 | 18 13 02 -23 07 02 | KRV 50 AD | 2015 | 1 | 116 | 36.3 | 6.90 | 19.40 | 12.50 | ||
Show | 186478 | 18 13 02 -23 07 02 | KRV 50 AE | 2015 | 1 | 21 | 63.0 | 6.90 | 18.70 | 11.80 |
Var name | AP Sgr | Constellation | Sagittarius | SAO | 186478 | HIP | 89276 | ||||
Tycho2 | 6843-00378-1 | Gaia DR2 | 4066429066901946368 | HD | 166767 | CD | CD-2314072 | ||||
CP | CP-23 6945 | Flamsteed | 12 Sagittarii | Flamsteed name | 12 Sgr | Distance | 714.29 | ||||
Distance ly | 2330.01 |
discov_num | notes | refcode |
EVS 34 | Primary is the Cepheid AP Sgr. 12 Sgr. | Evs2016a |
refcode | metd | author | reference |
Evs2016a | H3 - | Evans, N.R., Bond, H.E., Schaefer, G.H., Mason, B.D., Tingle, E., Karovska, M., & | 2016AJ....151..129E |
Evs2016a | Pillitteri, I. | ||
Evs2016a | AJ 151, 129, 2016 | ||
Evs2016a | (some theta values replaced with more precise values from Evs2016b) | 2016AJ....151..108E |
idgroup | discov | author |
1 | KRV | Kervella, P., Thevenin, F., & Petr-Gotzens, M.G. |
10 | KRV | Kervella, P., Gallenne, A., Evans, N.R., Szabados, L., Arenouu, F., Merand, A., |
10 | KRV | Proto, Y., Karczmarek, P., Nardetto, N., Gieren, W. & Pietrzynski, G. |
11 | KRV | Kervella, P., Gallenne, A., Evans, N.R., Szabados, L., Arenouu, F., Merand, A., |
11 | KRV | Nardetto, N., Gieren, W. & Pietrzynski, G. |
13 | KRV | Kervella, P., Borgniet, S., de Souza, A.D., Merand, A., Gallenne, A., Rivinius, T., |
13 | KRV | Lacour, S., Carciofi, A., Faes, D.M., Le Bouquin, J.-B., Taormina, M., Pilecki, B., |
13 | KRV | Berger, J.-P., Bendjoya, P., Klement, R., Millour, F., Janot-Pacheco, E., Spang, A. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
18130-2307 | EVS 34 | AC | 2011 | 1 | 258 | 23.5 | 6.96 | 18.15 | F7/8Ib/II | NU | 181302.49-230702.2 |
18130-2307 | EVS 34 | AC | 2015 | 2 | 259 | 23.7 | 6.96 | 18.15 | F7/8Ib/II | NU | 181302.49-230702.2 |
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 | |
B | pa=85.7° sep=5.80" | |||
C | pa=257.5° sep=21.86" | pa=259.2° sep=27.61" | ||
D | pa=118.3° sep=33.96" | pa=124.4° sep=29.24" | pa=102.5° sep=52.50" | |
E | pa=19.5° sep=62.39" | pa=14.5° sep=60.27" | pa=33.6° sep=76.26" | pa=353.1° sep=75.41" |
Coord arcsec 2000 | 181302.49-230702.2 | Mag | 6.96 | Spectral class | F7/8Ib/II (yellow-white) | PmRA | 2.00 | ||||
PmDE | -6.0 | SAO | 186478 | HIP | 89276 | Tycho2 | 6843-00378-1 | ||||
HD | 166767 | GC | 24830 | CD | CD-2314072 | CP | CP-23 6945 | ||||
Flamsteed | 12 Sagittarii | Flamsteed name | 12 Sgr |
Tycho2 | 6843-00378-1 | Pflag | RAmdeg | 273.26039757 | DEmdeg | -23.11727893 | |||||
PmRA | 0.8 | PmDE | -4.9 | E RAmdeg | 5 | E DEmdeg | 6 | ||||
E pmRA | 1.2 | E pmDE | 1.3 | EpRAm | 1991.40 | EpDEm | 1991.32 | ||||
Num | 12 | Q RAmdeg | 1.0 | Q DEmdeg | 1.2 | Q pmRA | 1.0 | ||||
Q pmDE | 1.2 | BTmag | 8.306 | E BTmag | 0.017 | VTmag | 7.225 | ||||
E VTmag | 0.011 | Prox | 999 | TYC | T | HIP | 89276 | ||||
CCDM | RAdeg | 273.26039583 | DEdeg | -23.11726833 | EpRA 1990 | 1.88 | |||||
EpDE 1990 | 1.91 | E RAdeg | 4.7 | E DEdeg | 5.9 | Posflg | |||||
Corr | -0.2 |
SAO | 186478 | DelFlag | RA1950 | PmRA1950 | -0.0005 | ||||||
DE1950 | PmDE1950 | -0.006 | Vmag | SpType | F5 | ||||||
Double code | Source | 70 | CatNum | 24830 | DM | CD-2314072 | |||||
DMcomp | BDsup | HD | 166767 | M HD | 0 | ||||||
GC | 24830 | RA1950rad | 4.75603478 | DE1950rad | -0.40371633 | PmRA2000 | -0.0005 | ||||
PmDE2000 | -0.005 |
Catalog | H | HIP | 89276 | Proxy | RAhms | 18 13 02.49 | |||||
DEdms | -23 07 02.2 | Vmag | 7.09 | VarFlag | 3 | R Vmag | H | ||||
RAdeg | 273.26 | DEdeg | -23.1173 | AstroRef | Plx | -0.95 | |||||
CCDM | N CCDM | Nsys | Ncomp | 1 | |||||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 166767 | BD | |||||||
CD | CD-2314072 | CP | CP-23 6945 | Dm number | -2314072 | VIred | 0.72 | ||||
SpType | F7/F8Ib/II | R SpType | Coord arcsec 2000 | 181302.49-230702.2 |
HIP | 89276 | Sn | 3 | So | 0 | Nc | 1 | ||||
RArad | 4.7692936042 | DErad | -0.4034724247 | Plx | -1.4 | PmRA | 1.66 | ||||
PmDE | -6.13 | E RArad | 1.17 | E DErad | 0.79 | E Plx | 1.29 | ||||
E pmRA | 1.84 | E pmDE | 1 | Hpmag | 7.2303 | E Hpmag | 0.0287 | ||||
SHp | 0.32 | VA | 1 | BV | 0.615 | E BV | 0.02 | ||||
VI | 0.72 |
Coord arcsec 2000 | 181302.91-230701.8 | Mag | 17.85 | Calc delta mag | 10.89 | Calc coord | yes |
Coord arcsec 2000 | 181300.94-230706.9 | Mag | 18.15 | Calc delta mag | 11.19 | Calc coord | yes |
Coord arcsec 2000 | 181304.66-230718.3 | Mag | 19.4 | Calc delta mag | 12.44 | Calc coord | yes |
Coord arcsec 2000 | 181304.00-230603.4 | Mag | 18.7 | Calc delta mag | 11.74 | Calc coord | yes |