stampa
Login

Create your own observing lists in a few clicks and save them.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18130-2307
EVS 34 AC


Nearby doubles
6' : 18134-2302
ARA2217AB

22' : 18132-2329
DON 887

27' : 18149-2300
ARA2220

29' : 18119-2331
OCC1073

29' : 18127-2239
ARA1854

31' : 18140-2335
ARA2218

38' : 18132-2230
ARA1856

38' : 18143-2340
HLD 141

40' : 18117-2342
HJ 5030

41' : 18103-2254
ARA1848

41' : 18150-2236
ITF 32

42' : 18153-2336
ARA2221

44' : 18146-2344
ARA2219

45' : 18132-2352
ARA2216AB

47' : 18119-2351
B 382

47' : 18163-2253
BRT1522

50' : 18141-2219
ARA1860

51' : 18130-2217
ARA1855

51' : 18155-2344
ARA2222

53' : 18120-2217
ARA1852

53' : 18168-2259
OCC 289

54' : 18093-2255
VVV 3

55' : 18098-2339
TDT 716

57' : 18167-2240
BRT1524

57' : 18105-2223
BRT1516

57' : 18101-2346
RST5104



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18130-2307 EVS 34 AC

 
 
18h 13m 02.49s -23° 07' 02.2" P.A. 259.00 sep 23.7 mag 6.96,18.15 Sp F7/8Ib/II dist. 714.29 pc (2330.01 l.y.)
 
 
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)
This double is not physical.
 
 
18130-2307 SYSTEM COMPONENTS
 
 
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
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
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
 
 
WDS 18130-2307 EVS 34 AC : NOTES
 
 
discov_num notes refcode
EVS 34 Primary is the Cepheid AP Sgr. 12 Sgr. Evs2016a
 
 
REFERENCES
 
 
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
 
 
DISCOVERER
 
 
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.
 
 
WDS HISTORIC DATA
 
 
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

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 18130-2307 EVS 34 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18130-2307 EVS 34 AC : MEASURES
 
 
No records found.

 
 
WDS 18130-2307 : VIRTUAL EYEPIECE
 
 

18130-2307 EVS 34A mag 6.96 Sp F7/8Ib/II 18130-2307 EVS 34B sep 5.8 P.A. 85.70 mag 17.85 18130-2307 EVS 34C sep 21.9 P.A. 257.50 mag 18.15 18130-2307 KRV 50D sep 34.0 P.A. 118.30 mag 19.4 18130-2307 KRV 50E sep 62.4 P.A. 19.50 mag 18.7 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18130-2307 : ALADIN DSS IMAGE @ 18h 13m 02.49s -23° 07' 02.2"
 
 
 
 
WDS 18130-2307 EVS 34 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18130-2307 EVS 34AC distance=0' 18134-2302 ARA2217AB distance=6' 18134-2302 ABH 97AD distance=6' 18134-2302 ABH 97AF distance=6' 18134-2302 ARA2217BC distance=7' 18134-2302 ABH 97BE distance=7' 18134-2302 ABH 97BF distance=7' 18132-2329 DON 887 distance=22' 18149-2300 ARA2220 distance=27' 18119-2331 OCC1073 distance=29' 18127-2239 ARA1854 distance=29' 18140-2335 ARA2218 distance=31' 18132-2230 ARA1856 distance=38' 18143-2340 HLD 141 distance=38' 18117-2342 HJ 5030 distance=40' 18103-2254 ARA1848 distance=41' 18150-2236 ITF 32 distance=41' 18153-2336 ARA2221 distance=42' 18146-2344 ARA2219 distance=44' 18132-2352 ARA2216AB distance=45' 18132-2352 ARA2216BC distance=46' 18119-2351 B 382 distance=47' 18163-2253 BRT1522 distance=47' 18141-2219 ARA1860 distance=50' 18130-2217 ARA1855 distance=51' 18155-2344 ARA2222 distance=51' 18120-2217 ARA1852 distance=53' 18168-2259 OCC 289 distance=53' 18093-2255 VVV 3 distance=54' 18098-2339 TDT 716 distance=55' 18167-2240 BRT1524 distance=57' 18105-2223 BRT1516 distance=57' 18101-2346 RST5104 distance=57' 18092-2247 HO 427 distance=57' 18090-2319 RST5103 distance=57' 18092-2326 B 380 distance=58' 18143-2211 BRT1521 distance=59' 18117-2404 B 2858 distance=60' 18140-2208 ARA1858 distance=60' 18158-2220 OCC1076 distance=61' 18124-2207 ARA1853 distance=61' 18152-2213 OCC1075 distance=62' 18116-2209 BRT1517 distance=62' 18144-2207 OCC1074 distance=63' 18159-2218 ARA1863 distance=64' 18175-2331 ARA2224 distance=66' 18114-2205 ARA1850 distance=66' 18097-2355 TDT 715 distance=67' 18096-2220 DON 883 distance=67' 18141-2201 BRT1520 distance=68' 18083-2326 B 378 distance=68' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 18130-2307 EVS 34 AB 86 6.3
Show 18130-2307 EVS 34 AC 259 23.7
Show 18130-2307 KRV 50 AD 116 36.3
Show 18130-2307 KRV 50 AE 21 63.0
Show 18134-2302 ARA2217 AB 37 12.6 6
Show 18134-2302 ABH 97 AD 277 49.6 6
Show 18134-2302 ABH 97 AF 189 20.4 6
Show 18134-2302 ARA2217 BC 125 12.7 7
Show 18134-2302 ABH 97 BE 67 32.1 7
Show 18134-2302 ABH 97 BF 200 32.1 7
Show 18132-2329 DON 887 350 1.8 22
Show 18149-2300 ARA2220 17 11.0 27
Show 18119-2331 OCC1073 -1 0.0 29
Show 18127-2239 ARA1854 282 12.7 29
Show 18140-2335 ARA2218 167 11.6 31
Show 18132-2230 ARA1856 125 11.1 38
Show 18143-2340 HLD 141 30 1.6 38
Show 18117-2342 HJ 5030 287 43.5 40
Show 18103-2254 ARA1848 38 8.0 41
Show 18150-2236 ITF 32 12 4.7 41
Show 18153-2336 ARA2221 324 9.0 42
Show 18146-2344 ARA2219 303 4.8 44
Show 18132-2352 ARA2216 AB 197 9.4 45
Show 18132-2352 ARA2216 BC 208 13.4 46
Show 18119-2351 B 382 286 5.4 47
Show 18163-2253 BRT1522 95 6.0 47
Show 18141-2219 ARA1860 226 12.5 50
Show 18130-2217 ARA1855 120 10.4 51
Show 18155-2344 ARA2222 314 13.2 51
Show 18120-2217 ARA1852 27 13.0 53
Show 18168-2259 OCC 289 -1 0.0 53
Show 18093-2255 VVV 3 170 42.6 54
Show 18098-2339 TDT 716 126 0.5 55
Show 18167-2240 BRT1524 239 4.1 57
Show 18105-2223 BRT1516 285 3.9 57
Show 18101-2346 RST5104 156 0.3 57
Show 18092-2247 HO 427 71 10.9 57
Show 18090-2319 RST5103 95 1.1 57
Show 18092-2326 B 380 241 8.0 58
Show 18143-2211 BRT1521 159 3.3 59
Show 18117-2404 B 2858 193 9.3 60
Show 18140-2208 ARA1858 39 13.5 60
Show 18158-2220 OCC1076 -1 0.0 61
Show 18124-2207 ARA1853 114 11.4 61
Show 18152-2213 OCC1075 -1 0.0 62
Show 18116-2209 BRT1517 207 3.9 62
Show 18144-2207 OCC1074 -1 0.0 63
Show 18159-2218 ARA1863 236 12.3 64
Show 18175-2331 ARA2224 316 11.8 66
Show 18114-2205 ARA1850 287 8.4 66
Show 18097-2355 TDT 715 89 0.7 67

 
 
WDS 18130-2307 : COMPONENTS
 
 
  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"
 
 
18130-2307 A
 
 
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
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
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
Hipparcos
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
Hipparcos 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
 
 
18130-2307 B
 
 
Coord arcsec 2000 181302.91-230701.8 Mag 17.85 Calc delta mag 10.89 Calc coord yes
 
 
18130-2307 C
 
 
Coord arcsec 2000 181300.94-230706.9 Mag 18.15 Calc delta mag 11.19 Calc coord yes
 
 
18130-2307 D
 
 
Coord arcsec 2000 181304.66-230718.3 Mag 19.4 Calc delta mag 12.44 Calc coord yes
 
 
18130-2307 E
 
 
Coord arcsec 2000 181304.00-230603.4 Mag 18.7 Calc delta mag 11.74 Calc coord yes