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Current system
18081+0343
BAL 2474


Nearby doubles
7' : 18080+0337
ARY 2AB

20' : 18084+0325
BAL2475

24' : 18088+0404
BAL2915

27' : 18065+0331
SLE 84

27' : 18077+0317
AG 216

28' : 18097+0354
BAL2478

28' : 18096+0400
STF2281AB

31' : 18076+0314
SLE 85

32' : 18090+0315
BAL2477

39' : 18106+0349
FOX 220

39' : 18105+0354
DOO 70

39' : 18057+0326
BAL2472

39' : 18098+0412
BAL2916

42' : 18106+0327
BAL2481

46' : 18099+0307
BU 637AB

51' : 18048+0332
J 460

51' : 18055+0311
HEI 257

52' : 18107+0417
BAL2917

56' : 18044+0337
A 2257

58' : 18044+0329
STF2266AB

58' : 18049+0311
BAL2471

61' : 18060+0434
STTA165AB

62' : 18097+0247
BAL1955

66' : 18090+0447
TDT 710

66' : 18082+0449
BAL2914

67' : 18056+0439
SKF2127



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18081+0343 BAL 2474

 
 
18h 08m 03.42s +03° 43' 12.1" P.A. 280.00 sep 15.8 mag 10.00,11.00
 
 
Coord 2000 18081+0343 Discov num BAL2474 Comp Coord arcsec 2000 18 08 03.42 +03 43 12.1
Date first 1910 Date last 2015 Obs 19
Pa first 281 Pa last 280.4 P.A. Now (θ) 280.4°
Sep first 16.5 Sep last 15.822 Sep. Now (ρ) 15.822"
Mag pri 10.00 Mag sec 11.00 delta mag (ΔM) 1 Spectral class
Pri motion ra -001 Sec motion ra +004
Pri motion dec -012 Sec motion dec -010
Notes
rPM=0.447
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus Gaia DR2 4470214541647811328
 
 
WDS 18081+0343 BAL 2474 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bal1924 Ma - Baillaud, R. 1924JO......7..117B
Bal1924 J. Obs. 7, 117, 1924
Bal1925 Ma - Baillaud, R. 1925JO......8...53B
Bal1925 J. Obs. 8, 53, 1925
Bal1925b Ma j Baillaud, R. 1925JO......8...56B
Bal1925b J. Obs. 8, 56, 1925
Bal1926 Ma - Baillaud, R. 1926JO......9..129P
Bal1926 J. Obs. 9, 129, 1926
Bal1937A Ma - Baillaud, R. 1937AnLei..18....1S
Bal1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
Bal1944 C - Baillaud, R. 1944AnBes...3...33B
Bal1944 +Pa Ann. Obs. Besancon New Ser. 3, 33, 1943
Bal1944 +Po
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18081+0343 BAL2474 1999 4 281 15.9 10.00 11.00 D 180803.42+034312.1
18081+0343 BAL2474 2007 5 281 16.3 10.00 11.00 D 180803.42+034312.1
18081+0343 BAL2474 2008 7 278 16.0 10.00 11.00 D 180803.42+034312.1
18081+0343 BAL2474 2010 9 282 15.6 10.00 11.00 180803.42+034312.1
18081+0343 BAL2474 2011 11 282 15.4 10.00 11.00 180803.42+034312.1
18081+0343 BAL2474 2012 14 284 17.3 10.00 11.00 180803.42+034312.1
18081+0343 BAL2474 2014 15 282 15.7 10.00 11.00 180803.42+034312.1
18081+0343 BAL2474 2015 19 281 15.8 10.00 11.00 180803.42+034312.1

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

 
 
WDS 18081+0343 BAL 2474 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18081+0343 BAL 2474 : MEASURES
 
 
No records found.

 
 
WDS 18081+0343 : VIRTUAL EYEPIECE
 
 

18081+0343 BAL2474A mag 10 18081+0343 BAL2474B sep 15.8 P.A. 280.40 mag 11 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18081+0343 : ALADIN DSS IMAGE @ 18h 08m 03.42s +03° 43' 12.1"
 
 
 
 
WDS 18081+0343 BAL 2474 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18081+0343 BAL2474 distance=0' 18080+0337 ARY 2AB distance=7' 18080+0337 ARY 2AC distance=7' 18084+0325 BAL2475 distance=20' 18088+0404 BAL2915 distance=24' 18065+0331 SLE 84 distance=27' 18077+0317 AG 216 distance=27' 18097+0354 BAL2478 distance=28' 18096+0400 STF2281AB distance=28' 18096+0400 STF2281AB,C distance=28' 18076+0314 SLE 85 distance=31' 18090+0315 BAL2477 distance=32' 18106+0349 FOX 220 distance=39' 18105+0354 DOO 70 distance=39' 18057+0326 BAL2472 distance=39' 18098+0412 BAL2916 distance=39' 18106+0327 BAL2481 distance=42' 18099+0307 BU 637AB distance=46' 18099+0307 BU 637AC distance=46' 18099+0307 YSC 132Aa,Ab distance=46' 18048+0332 J 460 distance=51' 18055+0311 HEI 257 distance=51' 18107+0417 BAL2917 distance=52' 18044+0337 A 2257 distance=56' 18044+0329 STF2266AB distance=58' 18044+0329 STF2266AC distance=58' 18049+0311 BAL2471 distance=58' 18060+0434 STTA165AB distance=61' 18060+0434 GUI 20AC distance=61' 18097+0247 BAL1955 distance=62' 18090+0447 TDT 710 distance=66' 18082+0449 BAL2914 distance=66' 18056+0439 SKF2127 distance=67' 18046+0258 BAL1949 distance=69' 18066+0452 BAL2913 distance=72' 18128+0356 J 3270 distance=73' 18124+0415 A 353 distance=74' 18059+0449 BAL2911 distance=74' 18121+0258 GRV 231 distance=76' 18103+0235 STF2287AB distance=77' 18103+0235 BU 638AD distance=77' 18103+0235 BU 638AE distance=77' 18074+0227 BAL1951 distance=77' 18103+0235 BU 638BC distance=77' 18060+0455 BAL2912 distance=78' 18052+0238 BAL1950 distance=78' 18076+0224 BAL1952 distance=80' 18104+0232 STF2288 distance=80' 18080+0222 WLY 9 distance=81' 18083+0230 BAL1953AB distance=82' 18083+0230 NYS 7BC distance=82' 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 18081+0343 BAL2474 280 15.8
Show 18080+0337 ARY 2 AB 359 92.3 7
Show 18080+0337 ARY 2 AC 54 116.2 7
Show 18084+0325 BAL2475 88 5.5 20
Show 18088+0404 BAL2915 166 20.3 24
Show 18065+0331 SLE 84 179 20.3 27
Show 18077+0317 AG 216 91 2.4 27
Show 18097+0354 BAL2478 108 11.9 28
Show 18096+0400 STF2281 AB 282 0.8 28
Show 18096+0400 STF2281 AB,C 194 68.0 28
Show 18076+0314 SLE 85 181 11.3 31
Show 18090+0315 BAL2477 162 18.8 32
Show 18106+0349 FOX 220 74 6.0 39
Show 18105+0354 DOO 70 135 7.7 39
Show 18057+0326 BAL2472 85 3.6 39
Show 18098+0412 BAL2916 122 6.6 39
Show 18106+0327 BAL2481 108 10.7 42
Show 18099+0307 BU 637 AB 191 7.2 46
Show 18099+0307 BU 637 AC 245 98.2 46
Show 18099+0307 YSC 132 Aa,Ab 357 0.0 46
Show 18048+0332 J 460 86 2.3 51
Show 18055+0311 HEI 257 331 1.7 51
Show 18107+0417 BAL2917 258 19.7 52
Show 18044+0337 A 2257 36 0.2 56
Show 18044+0329 STF2266 AB 187 8.7 58
Show 18044+0329 STF2266 AC 202 50.8 58
Show 18049+0311 BAL2471 225 3.5 58
Show 18060+0434 STTA165 AB 141 66.8 61
Show 18060+0434 GUI 20 AC 245 1.0 61
Show 18097+0247 BAL1955 174 28.4 62
Show 18090+0447 TDT 710 274 1.1 66
Show 18082+0449 BAL2914 329 8.9 66
Show 18056+0439 SKF2127 7 15.1 67
Show 18046+0258 BAL1949 182 13.7 69
Show 18066+0452 BAL2913 14 12.4 72
Show 18128+0356 J 3270 232 4.8 73
Show 18124+0415 A 353 17 1.6 74
Show 18059+0449 BAL2911 255 3.0 74
Show 18121+0258 GRV 231 181 50.7 76
Show 18103+0235 STF2287 AB 153 22.9 77
Show 18103+0235 BU 638 AD 222 59.7 77
Show 18103+0235 BU 638 AE 344 13.7 77
Show 18074+0227 BAL1951 251 3.2 77
Show 18103+0235 BU 638 BC 4 1.8 77
Show 18060+0455 BAL2912 187 3.1 78
Show 18052+0238 BAL1950 335 7.4 78
Show 18076+0224 BAL1952 153 13.5 80
Show 18104+0232 STF2288 58 15.9 80
Show 18080+0222 WLY 9 94 16.4 81
Show 18083+0230 BAL1953 AB 122 17.1 82
Show 18083+0230 NYS 7 BC 84 16.0 82

 
 
WDS 18081+0343 : COMPONENTS
 
 
  A
B pa=280.4°
sep=15.79"
 
 
18081+0343 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 180803.42+034312.1 Mag 10 PmRA -1.00
PmDE -12.0
CCDM
Ccdm 18081+0343 RComp Comp A Note1
Note2 Discov num DRAs -2.54 DDEs 13.0
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18031N0342A
HIC
 
 
18081+0343 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180802.38+034315.0 Mag 11 PmRA 4.00
PmDE -10.0 Calc delta mag 1 Calc coord yes
CCDM
Ccdm 18081+0343 RComp Comp B Note1
Note2 Discov num BAL2474 DRAs -3.62 DDEs 15.3
R dRAs 65 Year 1910 Theta 280 Rho 16.6
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18031N0342B
HIC